What is the LCM of 3 and 7?

3

7

14

21

In a survey of computer users, it was found that 50 use hp printers, 30 use ibm printers, 20 use apple printers, 13 use hp and ibm, 9 use hp and apple, 7 use ibm and apple, and 3 use all three. how many use at least one of these brands?

What 7/8 - 1/2 in simplest form?

Ben plans to sign up for a language class that will cost at least $195. His father gives him $75 and he earns $28 from mowing the lawn for his neighbors.

How would you write 0.000345 liter in scientific notation?

What is the lowest term for 27/10 - 6/5

Nine less than a number is five greater then four times the number

If 65 is added to a number, the result is 45 less than three times the number. Find the number.

Ms. simmons needs to feed 13 dogs. Each dog eats 2 wholes and 1 fourths pounds of dog food. How many pounds of dog food does Ms. simmons need?

Mr. Smith spends a certain amount of money at the mall. His friend Shantia spends $20.00 less than him. Write an expression that represents how much money Shantia spent

Change the fraction 8/50 to a decimal. A. 8.5 B. 0.0016 C. 0.16 D. 0.085