A circular wheel 28 inches in diameter rotates (moves) the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minute does the larger wheel make in terms of x?

A two-digit number has 3 in its unit digit. The sum of its digits is one-seventh of the number itself. What is...

The total cost of a bouquet of roses at a flower shop depends on the number of roses ordered. The vase costs $...

If there are 300 calories in 100 grams of a food, how many calories are there in a 30-gram portion of that foo...

Equal amounts of water were poured into two empty jars of different capacities, which made one jar 1/4 full an...

If Rahim was 32 years old 8 years ago, how old was he x years ago?

In a group of 15 high school students, 7 study Latin, 8 study French, and 3 study neither Latin nor French. Ho...