The number of houses that can be served by a water pipe varios directly as the square of the diameter of the pipe. A water pipe that has a 10-centimeter diameter can supply 50 houses. a. A water pipe that has a 50 centimeter diameter can supply houses
b. A water pipe that has a contimeter diameter can supply 1800 houses.
Enter your answer in each of the answer boxes

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax