Sin 30=

1. cos 60

2. cos 30

3. sin 60

4. tan 60

What is 6,739 divided by 6

Solve for x: - 0.25 (-x-12) = 2

Determine the values of r for which the given differential equation has solutions of the form y = tr for t > 0. (Enter your answers as a comma-separated list.) t2y'' + 6ty' + 6y = 0

I must convert a percent into a fraction, the percent is 93%. a. k. a. What is the answer?

Convert 22/25 to a percent.

Kent earns $49,000 a year and has to pay $45 in taxes for every $1,000. How much taxes does he pay in one year? A. $2,049 B. $2,000 C. $2 205 D. $1,000

What is the surface area of a right rectangular prism whose dimensions are 3 by 6 by 8?

I am a two-digit number Both of my digits are even I am the product of two consecutive whole numbers The sum of my digits is greater than the product of my digits

3x-2y+4z=35 -4x+y-5z=-36 5x-3y+3z=31

Steve earns $8 per hour. His older brother earns $2 more per hour than Steve. What is the ratio of the money Steve earns in an hour to the money his brother earns in an hour?