Haley received 310 dollars for her birthday. later she found some toys that cost 28 dollars each. how much money would she have left if she bought as many as she could?

If ... 1=5, 2=10, 3=30, then 4=?

The temperature was very cold, then it dropped 10 degrees, and then it increased by 40 degrees. The temperature is now 16 degrees. What was the starting temperature

A researcher is interested in estimating the average salary of police officers in a large city. She wants to be 99% confident that her estimate is correct.

Which of the following expression is equivalent to - 6+30? A. - 6 (x+30) B. - 2 (3x-15) C. 6 (x+5) D. - 3 (-2x-10)

Challenge A gold mine has two elevators, one for equipment and another for the miners. The equipment elevator descends 4 feet per second. The elevator for the miners descends 14 feet per second. One day, the equipment elevator begins to descend.

1. Which equation represents the linear graph? A) y = 2x - 4 B) y = 2x + 4 C) y = 4x - 2 D) y = 4x + 2

Mary has $500 in her account. She makes a $350 withdrawal, deposits $100, and then gets charged a $20 fee. How much does she have in her account? A) $180 B) $230 C) $290 D) $340

A function g (x) has x-intercepts at (1/2,0) and (6,0). Which could be g (x) ? g (x) = 2 (x + 1) (x + 6) g (x) = (x-6) (2x - 1) g (x) = 2 (x - 2) (x-6) g (x) = (x + 6) (x + 2)

Roger is training for a half-marathon. The course is 13.1 miles long. Let p represent Roger's average pace in minutes per mile. Write and solve an inequality to show the average pace needed to finish the half marathon in less than 2 hours.

Find the area under the standard normal curve to the left of z = 0.49 and to the right of z = 2.05. Round your answer to four decimal places, if necessary.