Eddie needs 4 days to mow the lawn at the council park. Mark and David, working together, need 3 days to do the same job. How long will it take Eddie, Mark and David to do this job if they work...
Eddie needs 4 days to mow the lawn at the council park. Mark and David, working together, need 3 days to do the same job. How long will it take Eddie, Mark and David to do this job if they work...
A domino set contains all number pair from double zero to double six, with each number pair occurring exactly once. Four example, the domino shown is three-four and also the four-three. How...
The five tyres of a car(4 road tyres and the spare) were each used equally on a car which had travelled 20000 km. The number of kms of use of each tyre was? a. 4000 b. 5000 c...
If I write one digit per second, how long will it take me to write out all the numbers from 1 to 1989? a. 33 min 9s b. 1 h 22 min 39s c. 1 h 54 min d. 1 h 54 min 9s...
How many different four - figure numbers can be made using the digits 1, 9, 9, 1? a. 6 b. 12 c. 16 d. 24
The normal selling price of an article is cut by 20% in a sale. This reduces the trade's profit on the price she paid for it to 4%. What percentage profit(to the nearest whole per cent) did she make...
In this multiplication U, K, S, M, C represent different digits. What number does S represent ? UKSMC x 4 = CMSKU a. 2 b. 4 c...
In my class of no more than 40 pupils there are exactly 10% more girls than boys. How many girls are there? a. 10 b. 11 c. 18 d. 20
An ant had to struggle to reach her hole at the top of 16 meter hill. Every 5 minutes she climbed 6 meters up the steep hill and slipped back 3 meters. How many minutes did it take to get home? a...
Eric received 3 red packets. Each red packet had an equal chance of having either a $5, $20, or $50 note. What is the chance that he received $60 ? a. 2/33 b. 4/27 c. 1/9 d...
There are a total of 148 students in Year 5 and every student plays at least one of these sports. 5 students play only volleyball and football. 45 students play all three sports and a total of 52...
Suppose all the counting numbers are written in columns in the pattern shown below. A B C ...
Jenny thinks of a two-digit number. Daniel reverses the digits and when the two numbers are added the total is 143. How many different numbers could Jenny have thought of? a. 2 b...
Some students arranged themselves into a circle and are then counted off consecutively from number 1. Student 20 is directly opposite to student 53. How many students are there in the group? a...
Two whole numbers have a sum of 300. If the smaller number is divided into the larger number, the quotient is 3 with a remainder of 20. What is the difference between the two numbers? a...
The students in Mrs Homma's class are having a special lunch day. Here are the students' orders. Pies- 24 Juices- 16 Fruit Salads- ? She knows that everyone...
What year is it if it is the 6th year of the 3rd decade in the 5th century AD? My answer is 425 but the answer is 426. I think 6th year is 5(start from 0)
Sum of all the factors of 36 equals to ? My answer is 91 but in the book answer is 90. I think answer is wrong.
Belinda has 20 coins consisting of 5c coins and 10c coins. If the 5c coins were 10c coins and the 10c coins were 5c coins, she would have 30c more than she has now. How many 10c coins did she have...
In a school hall, two-thirds of the students are boys. If 36 girls leave, then there will only be 2/3 of the girls remaining. How many students were originally in the hall? ...