Which set is closed under multiplication?

Select one:

a. {1, 3}

b. {0, 1, 3}

c. {1, 2, 3}

d. None of the sets are closed under multiplication.

Frank bought three magazines for $18.90 and six candy bars for $6.30. how much did he spend?

On a coordinate plane, lockers is 5 units to the left and 3.5 units up. Water fountain is 2.5 units to the left and 3 units up. Bleachers is 1.5 units to the right and 2 units up. Exit is 3 units to the left and 2.5 units down. Court is 2.

Logan collected pledges for the charity walk-a-thon. He will receive total contributions of $68 plus $20 for every mile that he walks. How many miles will he need to walk to raise $348?

Find the volume 4 1/2, 8, 5 1/2

Use multiplication and the distributive property to find the quotient 85 divide 5

What is the product of 45.67 x 32.58?

If you apply the changes below to the linear parent function f (x) = x what is the equation of the new function vertically compress by 1/4 over the y-axis

A science class measured the mass of a balloon to be 4 grams. After the balloon was inflated the mass was 8 grams. What was the mass of the air inside the inflated balloon?

What is 38.97 as a fraction?

Brianna jogs 6 laps around a track each morning. The track is 1/4 mile around how many yards does Brianna jog each morning?