Math Problem Solving Quiz

Mr Harris, the school caretaker, has a budget of £3,497 to spend on maintenance. He spends £1,204 on fixing a leaky roof and then spends £199 on a new school gate. How much does he have left?

(a)  

A library starts the day with 2,475 books on its shelves. During the day, 890 books are loaned out and 631 books are returned to the library and put back on the shelves. How many books are on the library's shelves at the end of the day?

(a)  

Sam says that 25 has more factors than 18 because it is a larger number. Do you agree? Explain your reasoning

• True

• False

List all the common factors of 6 and 12

(a)  

Which of the following numbers are prime numbers? 1 2 4 15 19 23 242

• 1

• 2

• 19

• 4

• 23

Express 24 as a product of prime factors.

(a)  

Calculate 25 x 12

(a)  

Find the product of 31 and 34. Then round the result to the nearest 10.

(a)  

The highest common factor of 18 and 42 is (a)  

Find the different between the L.C.M and H.C.F. of 18, 36 and 48.

(a)