Jack has 35 sports cards. He gives 5 to his brother. Which number sentence can Jack use to find how many cards he has left?
35 x 5 = 175
35 : 5 = 7
35 + 5 = 40
35 – 5 = 30

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Write the expression 7x^3-28xy^2 as the product of 3 factors

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score