A cake costs 15p more than a biscuit. Megan bought a cake and two biscuits for 90p. how much do a cake and biscuit cost each?

Which inequality represents the situation? My dogs weight is greater than 80 pounds.

What expressions are equivalent to 3 (n+6)

What is the mean absolute deviation of 10, 5, 7, 10, 19, 32, 25?

A CD usually sells for $15.00. If the CD is 10% off, and sales tax is 7%, what is the total price of the CD, including tax?

6y + 5 + 4x A. 4x + 16 - 12y B. 5 + 4x + 6y C. x + y - z D. 3x + 3y + 3z E. None of these

William earns $15 each time (t) he mows a lawn. Which equation can be used to determine how many lawns William mowed if he earned $75?

Solve for x: 9^ (x-8) = 3^ (4x-12)

Trey is estimating the length of a room in his house. The actual length of the room is 17 m. Trey's estimate is 15 m. Find the absolute error and the percent error of Trey's estimate. If necessary, round your answers to the nearest tenth.

Which ordered pair is a solution of the equation y = 4x? (1, 3) (-1, - 4) (-4, - 1) (1, - 4)

A bowl contains 3 red, 8 blue, and 7 black beads. Margaret randomly selects 3 beads one after the other without replacement. Find the probability of getting a red, blue, and black bead, in that order.