At first, 70% of the crayons in a box were blue and the rest were red. After Tze Jun placed another 36 blue crayons and 42 red crayons into the box, the ratio of the number of blue crayons to the number of red crayons became 5:3. How many crayons were there in the box in the end ?
Solution:
Mr. Tan packed 508 tarts into large and small boxes to sell. He filled each large box with 20 tarts and each small box with 12 tarts. All the boxes were full and there was no left over. What was the least number of boxes used by Mr. Tan ?
Gerald, Michael, and Pritam had 288 counters altogether. After Gerald gave Michael some counters, Michael had twice his original number of counters. Then Michael gave Pritam some counters and Pritam had twice his original number of counters. All the boys had an equal number of counters in the end. How many counters did Gerald have at first?
Tanya, Mariah, and Devi donated some money to charity. Tanya donated 2/3 as much as the total donation made by Mariah and Devi. Mariah donated 1/2 as much as than as the total donation made by Tanya and Devi. Devi donated $138 less than Tanya. How much did Mariah donate?
Vivian has some sweets. If she shares the sweets among 4 friends, she will have 3 sweets left. If she shares the sweets among 5 friends, she will have 4 sweets left. If she shares the sweets among 9 friends, she will have 8 sweets left. What is the smallest possible number of sweets she has?
In P6 Bukhara there are 15 boys and 10 girls student. Mdm Alwiyah gave same number of stickers for each student. Each boy then gave 2/3 of his share of stickers to the girls. As a result, each girl received 10 more stickers than each boy.
(a) How many stickers did the girls receive in the end?
(b) How many stickers did Mdm Alwiyah distribute altogether?
Solution:
Sakinah bought an equal amount of flour and sugar. She paid a total amount of $83.20. How many kilograms of flour did she buy?
The school attendant wanted to arrange the chairs in the school hall. If he had arranged the chairs in rows of 10, there would be 4 chairs left behind. If he had arranged the chairs in rows of 12, there would be 15 rows less than before.
How many chairs were there in the hall?
Mdm Rohani bought thrice as many lollipops as chocolates. On Children's Day she gave each of her pupils 4 chocolates and 3 lollipops. In the end she had 90 lollipops and 3 chocolates left.
Tammy bought a blouse and a skirt at 20% discount each. She was given a further 30% membership discount of the discounted price. She then paid %54.60 for the two items. If the skirt cost $52.50 before any discount, find the original price for the blouse.
A box contained blue beads and red beads. At first, there were 5 times as many as blue beads. After 28 blue beads and 28 red beads were removed, the difference in the number of blue beads and red beads left in the box was 260.
(a) How many blue beads were there in the box at first ?
(b) What was the total number of beads left in the box ?
Solution:
In April, Amy, Betty, Clara, and Dione had a total savins of $324.
In May, they each saved an equal amount when Amy saved twice as much, Betty saved $4 less, Clara saved the same, and Dione saved $9 more than in April. How much did Betty and Dione save altogether in April ?
Jenny had 420 more paper clips than Lily. After Jenny gave 67 paper clips to Lily, Jenny still had 3 times as many paper clips as Lily. How many paper clips did each of them have at first ?
Solution:
4/9 of the books in a class library were non-fiction books, The rest were fiction books.
The student borrowed 1/2 of the non-fiction books and 2/5 of the fiction books.
There were 60 books left in the class library.
How many books were there altogether at first ?
Solution:
Kakak had some money at first.
After spending $120 on a pair of jeans, she spent 4/7 of the remaining amount on a shirt.
She had 1/9 of his money left.
How much did Kakak have at first ?
Solution:
