Successive Percentage Change Questions for RRB Group D Exam
RRB Group D Successive Percentage Change Questions bring together the published questions available for this exam on PrepShots. Work through the set at your own pace, revise the underlying concepts when needed, and open any question to view its complete solution.
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Showing 1–20 of 43Successive Percentage Change RRB Group D Questions
Q1The cost of a washing machine is 75% less than the cost of a TV. If the cost of the washing machine increases by 80% and that of the TV decreases by 14%, then what is the percentage change in the total cost of 8 washing machines and 2 TVs?Q2The cost of a washing machine is 50% less than the cost of a TV. If the cost of the washing machine increases by 53% and that of the TV decreases by 55%, then what is the percentage change in the total cost of 8 washing machines and 2 TVs?Q3The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine increases by 87% and that of the TV decreases by 45%, then what is the percentage change in the total cost of 4 washing machines and 5 TVs?Q4The cost of a washing machine is 26% less than the cost of a TV. If the cost of the washing machine increases by 86% and that of the TV decreases by 38%, then what is the percentage change in the total cost of 8 washing machines and 4 TVs?Q5The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine increases by 75% and that of the TV decreases by 49%, then what is the percentage change in the total cost of 6 washing machines and 3 TVs?Q6The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine increases by 88% and that of the TV decreases by 57%, then what is the percentage change in the total cost of 6 washing machines and 3 TVs?Q7The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine increases by 30% and that of the TV decreases by 19%, then what is the percentage change in the total cost of 8 washing machines and 4 TVs?Q8The cost of a washing machine is 50% less than the cost of a TV. If the cost of the washing machine increases by 57% and that of the TV decreases by 74%, then what is the percentage change in the total cost of 6 washing machines and 2 TVs?Q9The cost of a washing machine is 50% less than the cost of a TV. If the cost of the washing machine increases by 64% and that of the TV decreases by 28%, then what is the percentage change in the total cost of 6 washing machines and 2 TVs?Q10If the height of a triangle is increased by 20% and its base is decreased by 15%, then what will be the percentage change in its area?Practice Free →Q11The price of a faucet and a wash basin are ₹860 and ₹2900, respectively. If the price of the faucet and that of the wash basin is increased by 5% and 10%, respectively, then find the price of 6 faucets and 6 wash basins. 6720Q12A man loses 20% of his money. He then spends 25% of what remains. If he is left with ₹525, what was his original amount?Q13The amount on a sum of ₹9,400 at 20% per annum compound interest, compounded annually, in 2 years will be:Q14A car's price is reduced by 10% in the first year and then increased by 10% in the second year. If the car's initial price was ₹25,000, what is its final price after both changes?Q15The price of fuel decreases by 45%, 35% and 30% in three successive months, but increases by 45% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Round off the answer to two decimal places.)Q16The price of fuel decreases by 40%, 25% and 45% in three successive months, but increases by 55% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Round off your answer to two decimal places)Q17The price of fuel decreases by 30%, 40% and 45% in three successive months, but increases by 65% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Round off your answer to two decimal places.)Q18The price of fuel decreases by 50%, 40% and 20% in three successive months, but increases by 50% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price?Q19The price of fuel decreases by 50 % , 30 % and 50 % in three successive months, but increases by 65 % in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Rounded off to two decimal places)Q20The price of fuel decreases by 30%, 25%, and 45% in three consecutive months, but increases by 45% in the fourth month. By what percent did the price of fuel increase/decrease in the fourth month compared to the original price? (Round the answer to two decimal places.)
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