How old am I if 500 reduced by 3 times my age is 230?

Find the counting number A, if GCF (A, 6) = 2 and LCM (A, 6) = 42

M*n, when m=13 and n=12

The pattern for a scarf is shown at the right. What is your he area of the scarf?

Yadira's mom is buying hot dogs and hot dog buns for the family barbecue. Hot dogs come in packs of 12 and hot dog buns come in packs of 9. The store does not sell parts of a pack and Yadira's mom wants the same number of hot dogs as hot dog buns.

Convert 32% to a fraction

A bag contains 4 blue and 3 yellow marbles. The marbles are removed from the bag one at a time without replacement. what is the probability that the fifth marble is yellow?

if light travels at around 3*10^8 meters/second. how far does light travel in one minute in scientific notation

Solve this 6r+7=13+7r

Rectangle with length 12.3 centimeters and width of 5 centimeters

What is the of the polynomial? (5X^3+4x^2) - (6x^2-2X-9)