There are 1010 people in an office with 55 different phone lines. if all the lines begin to ring at once, how many groups of 55 people can answer these lines?

Find the nth term of this sequence - 2 3 8 13 18

Sophia buys a number of oranges and pears for a party. the oranges are bought at a price of 7 for 2$ and pears are bought at a price of 5 for 3$. she pays 33$ more for the pears than for the oranges.

The trombone is 30 inches long. The trumpet is 10 inches shorter than the trombone and 10 inches longer than the harmonica. How long is the harmonica?

Identify the volume and surface area of a sphere with great circle area 225π ft2 in terms of π. A: V = 4500π ft3; S = 900π ft2 B: V = 900π ft3; S = 300π ft2 C: V = 900π ft3; S = 4500π ft2 D: V = 300π ft3; S = 900π ft2

The average adult has approximately 1.25 gallons of blood. Blood donors typically donate 1 pint of blood.

Slope = - 7 and y-int = 25

Kim watered her garden every day for 2 weeks and 4 times a week for 3 weeks. How many times did Kim water her garden during the 5 weeks?

At the grocery store watermelon costs $1.27 per pound. If Heather buys a 5.5 lb watermelon, which proportion could she use to find out how much it will cost, c?

What os 638 diveded by 6?

You want the volume of the box to be 9 cubic inches. Find the rational solution (s) of the equation. Then use polynomial long division to find the other solution (s). What are the possible side lengths of the box?