Which expression represents the product of 3 and 7?

How many grams must be adde to 970g to make 1 and a half kg

Does the point (1, sqrt 7) lie on circle shown.

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.