If the gradient of a line, C, is 2/3, what is the gradient of a line which perpendicular to C

Tom plants 3 seeds. The probability that a seed will germinate is 4/5. A) Calculate the probability that all 3 seeds will germinate. B) Calculate the probability that at least one of the seeds will germinate.

Kevin is 3 times as old as Daniel. 4 years ago, Kevin was 5 times as old as Daniel. How old is kevin now?

HURRY QUICK! Find the solution set of the inequality. 8x - 8 < (or equal to) - 72

Factor the Polynomials x^3+9100 20^3+160 343x^3-125 x^3-512

Consider the equation LaTeX: pN=kVT p N = k V T, where k is a constant. Select all of the correct answers that describe the variation between variables.

Tony is a medical sales representative. His company has set a goal for him to sell 4,200 bottles of a new medicine in 3 months. If his sales are consistent from month to month, how many bottles does he have to sell each month to meet his goal?

The sum of 333 consecutive odd numbers is 183183183. what is the second number in this sequence?

Serena created a scale model of a bank check to present to charity. The model created at a scale of 8:1 and is 4 feet long. What is the length of the original check?

Solve the following system of equations. - 7x-4y=14 - 8x+5y=16

To 1 significant digit, how much Coumarin (in grams) would a 70 kg (154lb) student have to ingest to reach the LD50?