36 Percentage (Mathematics) questions asked in RRB ALP previous year papers, each with the correct answer and explanation. Read them free on UTpaper, or attempt the full papers as timed online tests.
An order was placed for the supply of a carpet whose breadth was 6 m and whose length were 1.44 times the breadth. What is the cost of a carpet whose length and breadth are 40% more and 25% more respectively than the first carpet. [The cost of a carpet is Rs. 45 per sq m.]
The price of a shirt is first increased by 10% and then increased by x%. If the overall percentage increase is 19%, what is the value of x (rounded off to the nearest integer)?एक शर्ट की कीमत में पहले 10% की वृद्धि और फिर x% की वृद्धि की जाती है। यदि समग्र प्रतिशत वृद्धि 19% है , तो x का मान ( निकटतम पूर्णांक तक पूर्णांकित ) कितना है ?
Refer to the following number, symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) ^ @ 4 > ? & % 2 ^ 5 * 7 3 6 ^ ? 8 6 & * 5 (Right)
How many such numbers are there, each of which is immediately preceded by a symbol and also immediately followed by another number?
Aman earns ₹36,000 per month. He spends 30% on rent, 25% on food and 20% on education. He saves the rest. Find his total savings in one year.अमन प्रति माह ₹36,000 अर्जित करता है। वह 30% किराए पर , 25% भोजन पर और 20% शिक्षा पर खर्च करता है। वह शेष राशि की बचत करता है। एक वर्ष में उसकी कुल बचत ज्ञात कीजिए।
The price of a product increases by 38% in the first year and then decreases by 20% in the second year. If the initial price of the product is ₹5,100, calculate the final price at the end of the second year.किसी उत्पाद की कीमत पहले वर्ष में 38% बढ़ जाती है और दूसरे वर्ष में 20% घट जाती है। यदि उत्पाद की प्रारंभिक कीमत ₹5,100 है , तो दूसरे वर्ष के अंत में अंतिम कीमत की गणना कीजिए।
Refer to the following number, symbol series and answer the question. Counting to be done from left to right only. All numbers are single-digit numbers.
(Left) 4 3 1 2 $ 9 & 2 ? 4 @ 1 9 * 3 7 3 @ & < % (Right)
How many such symbols are there each of which is immediately preceded by another symbol and also immediately followed by a number?
The price of an article was ₹1600. It increased by 10% in the first year and by 30% in the second year. What is the price (in ₹) of the article after two years?एक वस्तु का मूल्य ₹1600 था। इसके मूल्य में पहले वर्ष में 10% और दूसरे वर्ष में 30% की वृद्धि हुई। दो वर्ष बाद वस्तु का मूल्य (₹ में ) कितना होगा ?
The salary of an employee is first increased by 20% and then again increased by 10%. What is the total percentage increase in the salary?एक कर्मचारी के वेतन में पहले 20% की वृद्धि होती है और फिर 10% की वृद्धि होती है। वेतन में कुल प्रतिशत वृद्धि ज्ञात कीजिए।
Raj had a cake in the shape of a sphere of radius 8 cm. He then dipped it in chocolate and kept it in the freezer. After some time, he observed that the chocolate formed a layer of thickness 2 cm over the cake. What is the percentage increase of the surface area of the cake after it is dipped in chocolate?राज के पास 8 cm त्रिज्या का एक गोल आकार का केक था। उसने उसे चॉकलेट में डुबोकर फ्रीजर में रख दिया। कुछ समय बाद उसने देखा कि केक पर चॉकलेट की 2 cm मोटी परत जम जाती है। चॉकलेट में डुबोने के बाद केक के पृष्ठीय क्षेत्रफल में कितने प्रतिशत की वृद्धि हुई ?
The price of an article was ₹1600. It increased by 15% in the first year and by 20% in the second year. What is the price (in ₹) of the article after two years?एक वस्तु की कीमत ₹1600 थी। पहले वर्ष में इसमें 15% की वृद्धि और दूसरे वर्ष में 20% की वृद्धि हुई। दो वर्ष बाद वस्तु की कीमत (₹ में ) कितनी होगी ?
What is the overall percentage increase in a number if it is increased successively by 10%, 20%, and 15%?यदि किसी संख्या में क्रमिक रूप से 10%, 20%, और 15% की वृद्धि की जाए , तो उसमें समग्र प्रतिशत वृद्धि कितनी होगी ?
There are 2,100 members in a local group. In 2019, the number of members increased by 15%. In 2020, however, the number decreased by 20%. What is the total number of members after these two changes?एक स्थानीय समूह में 2,100 सदस्य हैं। 2019 में सदस्यों की संख्या में 15% की वृद्धि हुई। हालांकि , 2020 में यह संख्या 20% कम हो गई। इन दो परिवर्तनों के बाद सदस्यों की कुल संख्या कितनी है ?
If the radius of the base of a right circular cylinder is decreased by 19% and its height is increased by 129%, then what is the percentage increase in its volume? [Give your answer correct to the nearest integer value.]यदि एक समवृत्ताकार बेलन के आधार की त्रिज्या 19% घटा दी जाए और उसकी ऊँचाई 129% बढ़ा दी जाए , तो उसके आयतन में प्रतिशत वृद्धि कितनी होगी ? [ अपना उत्तर निकटतम पूर्णांक तक सही दें। ]
Refer to the following number, symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) ^ 7 + > 6 $ > 2 8 4 6 \ 2 & 9 ? + ^ # < % (Right)
How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) 1 & 5 * 3 ^ 6 £ $ 2 @ 8 % 7 4 ≺ 9 (Right)
How many such symbols are there, each of which is immediately preceded by an odd number but not immediately followed by an even number?
A product's price after successive discounts of 20% and 10% is ₹7,200. What was the original price of the product before any discounts were applied?किसी वस्तु पर 20% और 10% की दो क्रमिक छूट देने के बाद उसका मूल्य ₹7,200 हो जाता है। किसी भी प्रकार की छूट देने से पहले वस्तु का मूल मूल्य (original price) क्या था ?
The price of an article was ₹1600, It increased by 10% in the first year and by 20% in the second year. What is the price (in ₹) of the article after two years?एक वस्तु की कीमत ₹1600 थी। पहले वर्ष में इसमें 10% की वृद्धि और दूसरे वर्ष में 20% की वृद्धि हुई। दो वर्ष बाद वस्तु की कीमत (₹ में ) कितनी होगी ?
A solid metal sphere is melted and smaller spheres of equal radii are formed. 5% of the volume of the sphere is lost during the process. The smaller sphere has a radius that is one-tenth of the large sphere. If 14 liters of paint was needed to paint the larger sphere, how many liters is needed to paint all the smaller spheres?
A number is decreased by 18% and then increased by 22%. Find the net increase or decrease percentage (correct to two places of decimals).एक संख्या में 18% की कमी की जाती है और फिर 22% की वृद्धि की जाती है। नेट वृद्धि या कमी प्रतिशत ( दशमलव के दो स्थानों तक सही ) ज्ञात कीजिए।
Refer to the given number, symbol series and answer the question that follows. Counting to be done from left to right only. (All numbers are single digit numbers only) (Left) 6 £ 2 @ % 7 8 # 1 3 * 9 $ & 4 ^ ≺ 5 (Right)
How many such symbols are there each of which is immediately preceded by an odd number but not immediately followed by an even number?
A can complete a job in 10 days and B in 15 days. They started working together, but after 4 days, B fell sick and left. A continued and finished the remaining work. Later, it was found that A had also been working at only 80% efficiency throughout. How many total days did it take to complete the entire work?A एक काम को 10 दिनों में पूरा कर सकता है और B 15 दिनों में पूरा कर सकता है। दोनों ने साथ मिलकर काम शुरू किया , लेकिन 4 दिन बाद B बीमार पड़ गया और काम छोड़कर चला गया। A ने काम जारी रखा और बचा हुआ काम पूरा कर दिया। बाद में पता चला कि A भी पूरे काम के दौरान केवल 80% दक्षता से ही काम कर रहा था। पूरे काम को पूरा करने में कुल कितने दिन लगे ?
The population of a town increased by 25% in the first year, then decreased by 20% in the second year and again increased by 10% in the third year. If the initial population was 50,000; find the population after 3 years.एक कस्बे की जनसंख्या में पहले वर्ष में 25% की वृद्धि हुई , फिर दूसरे वर्ष में 20% की कमी हुई तथा फिर तीसरे वर्ष में 10% की वृद्धि हुई। यदि प्रारंभिक जनसंख्या 50,000 थी तो 3 वर्ष बाद जनसंख्या कितनी होगी ?
A shopkeeper bought six identical mobile phones for ₹ 72000, and sold two of them for ₹ 72000. Find his gain percentage.एक दुकानदार ने छह एकसमान मोबाइल फोन ₹72000 में खरीदे , और उनमें से दो मोबाइल फोन ₹72000 में बेच दिए। उसका लाभ प्रतिशत ज्ञात कीजिए।
The price of an article was ₹1700. It increased by 5% in the first year and by 20% in the second year. What is the price (in ₹) of the article after two years?एक वस्तु की कीमत ₹1700 थी। पहले वर्ष में इसमें 5% और दूसरे वर्ष में 20% की वृद्धि की गयी। दो वर्ष बाद वस्तु की कीमत (₹ में ) कितनी होगी ?
Refer to the following number and symbol series and answer the question that follows. (All numbers are single-digit numbers only.)
(Left) 3 ^ 5 # 6 £ 1 $ @ 8 % 7 * 4 ≺ Ω 9 2 (Right)
If all the symbols are dropped from the series, which of the following will be fifth from the left?निम्नलिखित संख्या और प्रतीक शृंखला का संदर्भ लीजिए और नीचे दिए गए प्रश्न का उत्तर दीजिए। ( सभी संख्याएं केवल एकल अंक वाली संख्याएं हैं। )
( बाएं ) 3 ^ 5 # 6 £ 1 $ @ 8 % 7 * 4 ≺ Ω 9 2 ( दाएं )
यदि शृंखला से सभी प्रतीकों को हटा दिया जाए , तो बाएं से पांचवें स्थान पर निम्नलिखित में से क्या आएगा ?
Refer to the following number, symbol series and answer the question. Counting to be done from left to right only. All numbers are single-digit numbers.
(Left) $ ^ < 9 * @ \ # ? 2 6 @ 2 \ % ^ & / 2 8 % (Right)
How many such symbols are there each of which is immediately preceded by a number and also immediately followed by another symbol?
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.
(Note: All numbers are single digit numbers only.)
(Left) 6 £ 2 @ % 7 8 # 1 3 * 9 $ & 4 ^ ≺ 5 (Right)
How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by another number?
AOne
BTwo
CThree
DNone
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Correct answer: (C) Three
How to use these RRB ALP Mathematics questions
Every question here was asked in a real RRB ALP paper; the paper and shift are shown on the card, and the number opens the question on its own page. Try each one before tapping Show answer, then attempt the full RRB ALP papers as timed tests to check your speed under exam conditions.