Tina had a large collection of beanie babies. She gave 8 beanie babies to her cousin. She gave half that amount to her sister. She gave 36 beanie babies to needy children. She kept 12 for herself. How many beanie babies were in Tina's collection at first?

David spent 74 cents. He bought a ruler for 29 cents and a folder for 25 cents. He also bought 2 pencils. How much does one pencil cost?

Mark had 24 marbles and Evan had 3 marbles. Mark gave some of his marbles to Evan. Now Mark has exactly double the number of marbles that Evan has. How many marbles did Mark give to Evan?

Annette and Caitlin weigh 95 pounds together. Caitlin and Sara weigh 87 pounds together. How much more does Annette weigh than Sara?

Kyle bought 3 presents. The first present cost $18. The second present cost $7 more than the first. The third present cost $11 less than the first. How much did Kyle pay for all 3 presents?