Every integer is a rational number, since each integer n can be written in the form n/1. For example 5 = 5/1 and thus 5 is a rational number. However, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.
The formula is 4cm times 9cm which is 36cm. Then times that by pi which is 113.04. The answer is 113.04
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
Down payment is the amount you pay for the purchase of a house that decreases the amount of the loan. It decreases the amount of interest paid over the lifetime of the loan.