pamela ran 7/10 mile on tuesday and 3/8 mile on thursday. how much farther did she run on tuesday?

2 miles
13/40 miles
3/40 miles
5/9 miles

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

What percent of the circle below is shaded?