Which of the following consists of a single element or type of compound?

a) Heterogeneous mixture

b) Homogeneous mixture

c) Impure substance

d) Pure substance

Teo has a combination of quarters, loonies, and toonies in his pocket. He knows he has 9 coins in total and that he has at least one of each type of coin.

The area of circle A is 36 times greater than the area of circle B. If the radius of circle B is 5 meters. What is the radius of circle A? A. 5 meters B. 30 meters C. 32 meters D. 36 meters

For a group of graduating college seniors, a researcher records each student's rank in his/her high school graduating class and the student's rank in the college graduating class.

Driving 60 miles in 45 minutes is equivalent to

Denzel has three 2/5 boxes of party favors one full box contains 15 bags of favors and each bag has three favors in it in addition to this he has seven extra party favors that are not in bags or boxes make the correct operation some model a

Which expression has a value less than the given expression when x = 5? 3x + 15 2x² x² + 5 3 (x + 5) 4x + 5

find the width of the pathway if a garden measuring 15 meters by 18 meters is to have a pedestrian pathway installed all around it, increasing the total area to 360 square meters

How much will a person pay for 10.8 pounds of bananas at a price of $2.22 per pound

A mans weekly wage was £336 but now he earns £420. what is the percentage change

Y=|x-3|+|x+2|-|x-5|, if 3