Class 6 Maths - Percentage - Set 02
Posted by Olympiad Tester on
Q1) There were 3/7 as many women as men at the funfair. Each women bought10 booklets of coupons. Each man bought 40% as many booklets as coupons as each women. Altogether, 2 320 booklets of coupons were sold.
(a) How many men were at the funfair?
(b) How many booklets were sold at the women?
Ans:
(a)____________
(b)____________
Answer
(a) There were 280 men at the funfair.
(b) 1200 booklets were sold to women.
Q2) Mr Woo's salary is $4 000. He gives 30% of it to his parents, spend $900 on food and saves the rest. What percentage of his salary does he save?
Ans: ______________%
Answer
47.5
Q3) The usual price of a bicycle was $510. Nadia bought it at a discount of 15%. How much did she pay for the bicycle?
Ans: ____________
Answer
She paid $433.50 for the bicycle.
Q4) Adrian spent $80 of his allowance and saved the rest. If he increased his spending by 20%, his saving would decrease by 40%. How much was his allowance?
Ans:____________
Answer
Adrian allowance was $120.
Q5) Alex and Bala had total of $494 in their savings. They shared a birthday gift for their mother. Alex spent 60% of his savings and Bala spent 50% of his savings for the gift. At the end, Bala had twice the amount of money left as Alex.
(a) How much did the birthday gift cost?
(b) What percentage of the birthday gift did Alex pay?
(Give your answer correct to 2 decimal places.)
Q6) The usual price of a football is $50. There is an additional discount of 10% for members on top of the storewide 20% discount during the Great Singapore Sales. How much do the members have to pay for the football?
Ans: $___________
Answer
36
Q7) 3600 people were at a performance in the morning. 60% of the people were adults. The rest were children. 20% of the children and some adults left the performance in the afternoon. 50% of the remaining people were children.
(a) How many children left the performance in the afternoon?
(b) How many adults left the performance in the afternoon?
Ans:
(a) _________________
(b) _________________
Answer
(a) 288 children
(b) 1008 adults
Ans:
(a)____________
(b)____________
Answer
(a) The birthday gift cost $266.
(b) Alex paid 42.86% of the birthday gift.
Q8) 60% of the balls in a box were blue balls, 30% of the rest were orange balls and the rest were pink balls. When some of the blue balls were thrown away, 50% of the blue balls were left. How many pink balls were there at first if 90 blue balls were left?
Ans: ______________
Answer
There were 36 pink balls at first.
Q9) Alex did not have any stickers at first and William sold 40% of his stickers. After Alex brought 60% of the stickers that William sold, he still had 144 stickers less than William. How many stickers had William left?
Ans: ______________
Answer
William had 240 stickers left.
Q10) 4500 tickets were available in a concert. 10% of the tickets were from Category A. 1/5 of the remaining tickets were from Category B. The rest of them were from Category C. Due to the overwhelming response from the public, the organiser had decided to convert 200 more tickets from Category C to Category A.
(a) How many tickets were from Category A in the end?
(b) What percentage of the tickets was from Category C in the end?
(Round off your answer to the nearest whole number.)
Ans:
(a)____________
(b)____________
Answer
(a) In the end, 650 tickets were from Category A.
(b) In he end, 68% of the tickets was from Category C.
Q11) Trisha spent 15% of her salary on food and transport every month. When her salary increased by 20% this month, she spent $88 more on food and transport. What was her new salary after the increment?
Ans: _______________
Answer
$3520
Q12) Elgin saved 30% less money than Fazi. Guresh saved 40% more money than Fazi. Express Guresh's savings as a percentage of Elgin's savings.
Ans: ______________%
Answer
200
Q13) Hardy has twice as many cards as Ivan. Ivan has 40% as many cards as John. If the three boys have a total of 143 cards, how many cards does Hardy have?
Ans: ____________
Answer
52
Q14) Lucas spends 40% of his salary and saves the rest every month. If his salary is increased 20% in September, he would spend $1 188. How much is his salary in August?
Ans: ____________________
Answer
$2475
Q15) The average number of sit-ups performed by 15 girls and some boys was 50. The average number of sit-ups performed by the girls was 80% of the average number of sit-ups performed by all the pupils. The average number of sit-ups performed by the boys was 30% more than the average number of sit-ups performed by the girls.
(a) What was the average number of sit-ups performed by the girls?
(b) What percentage of the pupils were boys?
Ans: (a)____________________
Ans: (b)____________________
Answer
(a) 40 sit-ups
(b) 83 1/3 %
Q16) Every customer at a shop has to pay 7% GST on their purchases. The original price of a television set without GST is $1 650 as shown in the figure. At a sale, the television set is sold at a discount of 10% of its original price. What is the amount of money a customer has to pay for buying the television set at the sale?
Ans: ____________________
Answer
$1588.95
Q17) 72% of the audience in a concert are males and the rest are females. 1/3 of the males are boys and 1/4 of the females are girls. What percentage of the audience are children?
Ans: __________%
Answer
31
Q18) In a school library, 48% of the books were English books, 25% of the remaining books were Malay books and the rest of the books were Chinese books. Given that there were 897 Chinese books,
(a) How many books are there in the library in all?
(b) How many Malay books were there?
Ans: (a)____________________
Ans: (b)____________________
Answer
(a)2300 books
(b)299 Malay books
Q19) What percentage of the figure shown below is shaded?
Ans: __________%
Answer
52
Q20) Mr Rahim saves 40% of his salary every month. He gives 4/15 of the remainder to his wife and divides the remaining amount equally among his parents and two daughters. If each daughter and parent receives $264 from him, find the amount of money Mr Rahim earns in a month.
Ans: _______________
Answer
$2400