Nina and Ryan each ran at a constant speed for a 100-meter race. Each runner's distance fro the same section of the race is displayed on the left. Who had a head start, and how big was the head start?

Grade 5 and 6 collect 12 times as many cans as grades 1 and 2. Grades 3 and 4 I collect 6683 cans, and that amount is 2389 cans less than great 5 and 6. How many cans are collected by grades 5 and 6?

What is the least common multiple of 8, 22, and 16? A. 128 B. 176 C. 352 D. 2,816

You buy 10 pounds of bird seed at store A for $11.50. Your friend buys 15 pounds of bird seeds store B for $19.50. How much less would you spend by buying 20 pounds of bird seed at store with the better deal?

If the variance of the "number of daily parking tickets issued is 100, the standard deviation is defined as the

During a winter storm the price of road salt had a 230% increased. Write 230% as a mixed number in simplest form

Which of the following statements describes circumscribing? Choose all correct answers. A) One figure is drawn around the other. B) One figure must be a circle. C) The figure on the inside circumscribes the figure on the outside.

Inverse operation for 20n=300

What number is 70% of 65?

Divide £56 in a ratio of 4:3

Which is larger 117.93 or 117.859