book Maths Puzzle Numerical Ability

sole the following word problem by using the system linear equation in two variables:

one number is 3 more than the second number. twice the first is 9 less than 3 times the second

Read Solution (Total 0)

book Other Question

problem given by teacher from a worksheet
3 circles on the same straight line, the 1st with a radius of 16 cm, the 2nd with a radius of 9cm, is there a way to find the radius of the 3rd circle which sits in between the other two?
thank you A group of friend share $ 13.69 equally between them. How many were in the group?