Mr. Pham wrote 2.619. Cristy says it is two and six hundred nineteen thousandths. Amy says its 2 ones 6 tenths 1 hundredths and 9 thousandths. Whos right. Explain.

On a school bus there are 9 boys. There are twice as many girls as boys on the bus. How many girls and boys combined are on the bus?

Sam spent 5/6 of an hour at the dentist's office. He spent 1/10 of the time in the waiting room. How much time did he spend at the dentist's office other than in the waiting room? 1/12 of an hour 3/25 of an hour 3/4 of an hour 11/12 of an hour

Isaac's television is 25 inches wide and 18 inches high. What is the diagonal size of Isaac's television? Round to the nearest tenth if necessary.

The product of 4 and a number is 12 more than 92. What is the number

The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.

Ruby bought an animal bank for her nephew. She is the only one who puts money in the bank, and no money is taken out. The function f (v) = 10 + 2y describes the amount in the bank after v visits with her nephew.

What is the volume of a cube with a side length that measures 6 cm?

A jeweler buys gold jewlryand resells the gold to refinery. the jewers buys gold for 1235.55 per ounce, and then resells it for 1376.44 per ounce. How much pfofit does the jeweler make from buying and reselling 73.5 ounce of gold

Using the formula r=d/t, where d is the didtance in miles, r is the rate, and t is the time in hours, at which rate must you travel to cover 185 miles in 2.5 hours

Several students and adult chaperones are going on a field trip to the theater. Each student ticket cost $2 and each adult ticket cost $4. The total cost for the trip is $144. There are 4 times as many students as adults going on the trip.