A pack of pencils, p, costs $1.99. A school buys $129.35 worth of pencils. The equation 1.99p = 129.35 represents this situation. Solve this equation for p.
Explain what this value of p means in terms of the context.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10