John, Mary, and Carol are putting a puzzle together. John has found 35 pieces and Mary has found 28. If there are 100 pieces in the puzzle, how many pieces are left for Carol to find?

What is the result of converting 2.3 miles into yards

Ruben bought six new books for his collection. This increased his collection by 12%. How many books did he have before his purchases?

Multiply the polinomials (x+1) (4x^2+7x+6)

What 288 divided by eight

2L is how many mL?

Edin has £300 in his savings account. His bank offers him a fixed 5% simple interest rate per annum, for a period of 3 years. How much interest will he have earnt after 3 years?

He is driving a truck traveling 45 mph and Adriana is riding a train traveling 60 mph. They both cover the same distance, and Jayden travels 2 hours longer than Adriana. How many hours did each person travel?

Explain how using equivalent ratios is like adding fractions with unlike denominators

A van has 6 students and 2 teachers how many vans are needed for a total of 48 students and 16 teachers

Lucas is applying to both Stanford and Cal-poly. The probability that he gets accepted to Stanford is 0.4. The probability that he gets accepted to Cal-Poly is 0.3. The probability that he is accepted to both schools is 0.15.