Answer:
D.16.5m
because circumference=21/7×5.25
=16.5m
Answer:
A
Step-by-step explanation:
YOUR AMOUNT PLUS THE COST OF THE T-SHIRT SHOULD BE LESS THAN OR EQUAL TO 40
Answer:
Solving
we get 
Step-by-step explanation:
We need to find solution of 
Solving the inequality:

Multiply 6 with terms inside the bracket

Subtracting 12 on both sides

Adding 4x on both sides

Divide both sides by -2 and the inequality will be reversed i.e < will be changes to >

So, after solving
we get 