Simplify the expression. 20 • 5â€"2

a â€"500

bâ€"200

c 25

d 4/5

Ivan earns $8 every time walks his neighbor's dog. he already walked the dog 5 times. How many more times does he need to walk the dog to earn enough money to buy a game that costs $88

What is the value a2 + 3b divided when = 3, b=8, c=2, and d=5?

Jamie swims 1/2 the length of a swimming pool every minute how long does it take Jamie to swim 2 lengths of the pool

What is 1/6 divided by 4?

Elizabeth makes earrings. She makes 7 pairs in 3 hours. About how long does it take her to make 1 pair?

He cost of DVD players has dropped by $20 each year. If a DVD player cost $189 four years ago, how much does it cost today?

Larry use a pattern of colors to make a Q train he use a regular a blue cube a Red Cube and another Red Cube before he start the pattern again he use 15 cubes how many red cubes are Larry use

The sum of reciprocals of rehman's ages 3 years ago and 5 years from now is 1/3. Find his present age

The length and width of a rectangular are measured in centimeters. The length is described as (5x+2) centimeters. What is the width, if there are (10 x+4) centimeters^2? a. 4 cm b. 5 cm c. 10 cm d. 2 cm

Melissa earns $68 a day mowing lawns. How many days must she work to make $748?