How do you change 21.5 into a fraction

The product of half my number times my number is 162 what is twice my number

Multiples of 4 are even numbers

You have $20 to spend. You buy socks that cost $3 per pair. Write an algebraic expression for the amount of money you have left after buying s pairs of socks.

Which equations could model this problem? A package of 12 cans of dog food costs $33. What is the unit price d per can of dog food? Choose all answers that are correct. A. 12d=33 B. d/12=33 C. 33/d=12 D. 33d=12

Which statement is true about the product? A. It will be greater than 541.82. B. It will be equal to 541.82. C. It will be less than 541.82.

What is the definition of the determinant

What is the percentage of 0.39

Are corresponding angles are still congruent if the lines aren't parallel?

Which store has the lowest price after discount?

Write an equation that relates 5 gallons of water to 12 teaspoons of salt