exam Maths Puzzle Numerical Ability

can you help me set up this problem

the number of inquiries the first week was 15. the number of inquiries the fourth week was 79. find the average rate of change in number of inquiries from the first week to the fourth week.

Read Solution (Total 0)

exam Other Question

3=2/5(n+7) Please help me in this problem. I need to find the value of x and y by using substitution or elimination. Thank you

{y=x
{x-4y=0