What is 2/3 + 1/5 in simplest form?

What is defined as the replacement of one skewed vector by two perpendicular vectors that when acting jointly have the same net effect as the original vector?

9. A population of caterpillars have been taking over a 250cm2 area of vegetable patch. Overnight they have been eating 3% of all the vegetation available to them. After 4 nights how many cm2 of the original vegetation is left?

A circular swimming pool holds 1.22 x 10^6 cubic inches of water. It is being filled at a rate of 1.5 x 10^3 cubic inches per minute. How many hours will it take to fill the swimming pool?

What is - 1/2x + 3 - 4x + 5 + 3/2x simplified? i did the problem and i got 5x - 8. am i correct?

Every even number, except 2, is composite

Suppose y varies directly with x write a direct variation equation that relates x and y when y = 6 and x=12 then find the value of y and x=10

A tennis player aces 3 out of every 25 serves. what is the probability that the tennis player will ace the next serve? Write the answer as a decimal or a fraction in simplest form.

How many sides can two distinct congruent angles share

Rick can mop the floor in 5 minutes. Together Rick and Nancy can mop the floor in just 4 minutes. How long would it take Nancy to mop the floor alone?

What are the maximum data rates of 802.11 legacy, 802.11a, 802.11b, and 802.11g?