Alicia saves 10 dollars per month. Express her savings of 10 months in exponent notation.

Q. Victor puts a certain amount of money in his piggy bank each month. In the first month, he saves 4 dollars, in the second month he saves 8 dollars, and 12 dollars in the third month. If he saves in the same order for 6 months, how much money will he save at the end?

Q. The monthly income in a cafetaria is 10 $\times$ 10 $\times$ 10 $\times$ 10 $\times$ 10 $\times$ 10 dollars. Which of the following expresses this in exponent notation?

Q. Rashi saves $Rs.900$ per month month from her salary of $Rs.7200$. Find the ratio of her.
a. income to savings
b. expenditure to income
c. savings to expenditure

Q. Barkha earns ₹ 12000 in 2 months and each month, she saves ₹1000. What is the ratio of her monthly income to her monthly savings?

Q. Alka spend $90\%$ of the amount sent to her and saves Rs. $120$ per month. Find the amount sent to her per month .