40-gal tank $170 Aquarium light $30

Filtration system $65

Thermometer $2

18-lb bag of gravel $13

Large rocks $3 per lb

Clown fish $20 each

Damselfish $7 each

Kevin bought 4 bags of gravel to cover the bottom of his fish tank. He has 5 pounds of gravel left over.

How much gravel did Kevin use to cover the bottom of the tank?

Kevin used pounds of gravel.
help I'm gonna give brainlie

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

A(t)=728(1+0.04)^t how much money did aditya originally invest

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.