Jenny has $30 in her piggy bank and she saves $5 per week of her weekly allowance. Select all of the expressions that represent this situation.

A.) y=30x+5

B.) y = 5x + 30

C.) an = an-1 + 5, an-1 = 30

D.) an = an-1 + 30,

an-1 = 5

Bella has 40 coins, all nickles and quarters, worth $7.60. How many nickles and quarters does she have?

Mr. Collier's third-period class has 27 students. He needs to create a team of 12 students for a school competition. How many possible ways are there to organize the team?

Which expressions are equivalent to 8 (negative 10 x + 3.5 y minus 7) ? Select two options. Negative 80 x + 24.5 y minus 56 Negative 80 x + 28 y minus 56 80 x + 28 y + 56 4 (negative 20 x + 7 y minus 14) Negative 4 (negative 20 x + 7 y minus 14)

A total of 345 tickets were sold for the school play. they were either adult tickets or student tickets. the number of student tickets sold was two times the number of adult tickets sold. how many adult tickets were sold? 4 / [p

Multiply (4.7 x 10 ^4) by (6.4 x 10 ^15). Express your number in scientific notation. A) 3.008 x 10 ^20 B) 3.008 x 10 ^60 C) 3.008 x 10 ^61 D) 30.08 x 10 ^19

What are the excluded values of the function y=3/4x+64 a. x = 0 b. x = - 64 c. x = - 16 d. x = - 8

Solve for x. - 2 (6 - x) = 3x A. - 3 B. 12 C. 3 D. - 12

A research report claims that 20% of all individuals use Firefox to browse the web. A software company is trying to determine if the proportion of their users who use Firefox is significantly different from 0.2.

The position of an object moving horizontally after t seconds is given by the function s equals 3 t minus t cubed , for t greater than 0 , where s is measured in feet, with s greater than 0 corresponding to positions right of the origin. a.

There are 24 muffins in a bakery, out of thoses three eighths are blue berry. how many are blueberry?