Find the compound interest and the amount on rupees 18000 for two years at the rate of interest 10% per annum

100+10=110

110/100=1.1

1.1 will be the multiplier

18000*1.1^2(since this compound interest increases for two years)=21780 rupees

answer:

the answer is b) divide by -4 on each side and flip the sign.

step-by-step explanation:

we first need to start by dividing. this is because it is a multiplication problem to start.

we also need to make sure we flip the sign because any time you multiply or divide by negative numbers, the sign must be flipped.

answer: 1.5

step-by-step explana