When Kayla runs the 400 meter dash, her finishing times are normally distributed with a mean of 87 seconds and a standard deviation of 1 second. What percentage of races will her finishing time be between 86 and 88 seconds, to the nearest tenth?

Question 10jur's car can travel 340 miles on 12 gallons. jack's car can travel 390 miles on16 gallons. which person has the best mileage (miles per gallon) and what istheir mileage?

One integer is 5 more than another. their product is 104. find the integers

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60