Simplify to create an equivalent expression. - 2 (-5n+6) + 5 (2-7n). Choose one answer

A) - 2

B) - 25n+10

C) - 25n+2

D) - 25n-2

Some psychologists believe that a genius should be defined as anyone having an IQ over 140. If IQ scores are normally distributed with a mean of 100 and a standard deviation of 17 and if the population of the world is 6,575,000,000, how many

Solve each proportion examples 1 and 2 1.5 6 = 10p p =

I am an even number i am less than 100, the sum of my digits is 15, i am multiple of 12

A bowling ball travels at 2.0 m/s. it has 16j of kinetic energy. What is the mass of the bowling ball in kilograms?

James has a job with a current salary of $42,000. He wants to earn a college degree that will take him 2 years to complete and it will cost $28,000 per year. He will go to school full time and will not be able to work.

What two numbers add to 5 and multiply to 4

If I was asked to think of a number and multiply it by 2, I could write this algebraically as 2x. Write the following algebraically, using x as your unknown. "I think of a number, multiply it by itself and then add 6 to the result."

10 skeins of yarn will make 4 scarves. How many scarves can be made with 25 skeins of yarn?

The probability that a new spark plug is defective is 0.06. You need two new spark plugs. What is the probability that both spark plugs you buy are defective? A) 0.06 B) 0.12 C) 0.0036 D) 0.0030

Angie has a jar that contains 2 red marbles, 2 blue marbles, and no other marbles. She randomly draws 2 marbles from the jar. If the marbles are the same colour, she discards one and puts the other back into the jar.