Jarred wants to buy a go-cart for $1,200. his part-time job pays him $160 a week. he has already saved $400. which inequality represents the minimum number of weeks (w) he needs to work, in order to have enough money to buy the go-cart?
a) 400 + 160w ≤ 1200
b) 400 + 160w ≥ 1200
c) 400w + 160w ≤ 1200
d) 400w + 160w ≥ 1200

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

1: 4 if the wew 35 surfboards at the beach how many were short boards?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?