Jack is driving to visit his friend. his gas is 55 liters at the start. each time the tank is down 3 liters she refills it

Write the percent as a fraction or mixed number in simplest form. 0.8%

Rena used the steps below to evaluate the expression , when . step 1: substitute into the expression. step 2: simplify the parentheses. step 3: evaluate the power to a power. step 4: use reciprocals and find the value. in which step did rena make the first error?

Anutrition company is marketing a low calorie snack brownie. a serving size of the snack is 3 brownies and has a total of 50 calories. determine how many calories 21 brownies would have