Here is a list of numbers, ' 1, 3, 9, 24, 30'. Which number is i) prime ii) a square number and iii) a multiple of 4
i) 3 is the only prime number (be careful not to say 1, because 1 is NOT prime)
ii) 9 is the only square number
iii) 24 is the only multiple of 4
AS
Related Maths 11 Plus answers
All answers ▸A round cake is shared between Abi, Elvira and Tina. The angle cut at the centre of the cake for each piece is that person’s age multiplied by 10. Abi 9 years old and Elvira is 14 years old. How old is Tina?
I’m confused by the difference between using f’(x) and f”(x) to find the minima and maxima of a curve
There are 25 CDs in a box. A shop orders 14 boxes. How many CDs did the shop order?
Annie, Brandon and Clara are buying pencils. Annie needs 5, Brandon needs 8 and Clara needs 13. Pencils only come in packs of 10. How many packs of pencils do they need to buy between them?