A nurse mixes 60cc of a 50% saline solution with a 30% saline solution to produce a 35% saline solution. How much of the 30% solution should he use?

F (x) = 9 sin (x) + cot (x), - π ≤ x ≤ π find the interval of increase.

Darcy deposited $390 into a savings account. As long as the account balance remains at or above $150, she does not have to pay a service fee for the account.

Use three words or phrases that are used in real life that indicate negative numbers in math

If 75 cans cost 56.25 dollars how much would it be for 3 cans

If h (x) = (f•g) (x) and h (x) = square root x+5 find g (x) if f (x) = square root x+2

On the first day of the play, the auditorium was 1/3 full, the second day it was 5/12 full, and on the third day it was 1/2 full. If this pattern continues, how full will it be on the fourth day?

No, because the bike order does not meet the restrictions of 4c + 6a ≤ 120 and 4c + 4a ≤ 100 No, because the bike order does not meet the restrictions of 4c + 4a ≤ 120 and 6c + 4a ≤ 100 Yes, because the bike order meets the restrictions of 4c + 6a ≤

A researcher conducts a hypothesis test on a population proportion. Her null and alternative hypothesis are H0 : p = 0.4 and Ha : p < 0.4. The test statistic and p-value for the test are z = - 3.01 and p-value = 0.0013.

How do I solve (-2-6i) (1 + i)

I'm a election 4713 people voted candidate B received 2 thirds of the votes. How many votes did candidate b receive