If the circumference of a certain circle of radius r is greater than the area of the enclosed circular region then

(A) r > 2 (B) r < 1/squareroot (2) (C) r < 1 (D) r < 2 (E) No such circle exists

Cross multiply 1/3 and 2/7

9/10 miles in 5 minutes At this rate how many miles can he in in one minute

2 Two cars left the city for a suburb, 480 km away, at the same time. The speed of one of the cars was 20 km/hour greater than the speed of the other, and that is why it arrived at the suburb 2 hour earlier than the other car.

Three lots of three make

Write 0.2% as a decimal and as a fraction in simplest form

A planes trajectary from toronto to montreal is represented by this equation h=-2.5t^2+200 h = hieght of flight and t = time of flight. How long would the flight from toronto to montreal last?

A small refrigerator is a cube with a side length of 14 inches. Use the formula S = 6s2 to find the surface area of the cube.

Tom got 38 Valentine's mike got 42 Steve got 51 and Charles got 29 what was the average number of Valentine's each one got?

Nathan Perez earned $220 in simple interest in 9 months. What is his account's annual interest rate if he deposited $4,000?

Is 0.7 equal to less than or greater than 7/9