Ms. Smiths block 2 class has 30 students. 2/3 of them are absent on a field trip for science. How many students in the class are absent because they are on the field trip?

What is - 8 (7r-8) - 3r=10-5r? i got r=1 for the answer but im not entirely sure im right

Billy Jean is buying fabric. For the same material, Sew Right charges $4.00 per yard and an initial $5.00 convenience fee. Stitch Plus charges $6.00 per yard and a $2.00 convenience fee. How many yards will both companies charge equal amounts?

The cost of renting a car is $59.49 per day, plus $0.49 per mile. Bob rented a car for three days and was charged $222.08. How many miles did he drive the car? A 89 miles B. 122 miles C. 211 miles D. 332 miles

Rewrite fraction to have the same denominator. 1/3 and 1/4

Given the function, f (X) x+2/x^2-4, choose the correct value of x where the hole is located. -4 -2 2 4

How to i make this number sentence correct with adding parenthesis? 4² + (-3) - (-5) * 2 = 20

Are the ratios 5:15 and 1:3 equivalent

Find a rational number halfway in between the two numbers 7/8 and 2/7

Bag a contains 7x counters bag b contains 2x counters Five counters are taken from bag a and put in bag b

Angela and Doreen each want to buy the same comb. Angela still needs 58 cents to buy a comb and Doreen still needs 6 cents. If they want to combine their money, they still do not have enough. What is the most the comb could cost?