How many pounds of coffee worth $9 a pound should be added to 10 pounds of coffee worth $3 a pound to get a mixture worth $7 a pound

A physicist must make sure that the temperature of a metal dies not get colder than - 80°C. The physicist changes the metals temperature at a steady rate of - 4°C per hour. How long will it take the physicist to change the temperature?

What is the value of x in the equation 3 (2x + 8) = 0? - 8 - 4 4 8

Which number sentence is not true! A. 15/20=3/4 B. 4/12=1/3 C. 2/5=6/10 D. 10/15=2/3

Mikis ice cream parlor sold 345 scoops of ice cream on Saturday and 21 scoops on Sunday how many more were sold on Saturday then Sunday

Which is greater 4/7 x 1/4 or 4/7 x 1/6

Clearance rack is marked 35% off The regular price

When looking at a rational function f of x equals the quantity x minus six times the quantity x plus three times the quantity x plus four all divided by the quantity x plus six times the quantity x minus three times the quantity x minus four, Jamal

If seven men can do the job in 6 days how many men can do the work in 3 days

At the pizza place, a large pizza costs 12.89. Extra toppings are available for 1.25 each l. If Elijah paid for his pizza with a $20 bill, what is the most extra toppings, x, he could have ordered?

How do i write the answer to 341+172 in expanded form