Need help ASAP!!

1. (-5)(6)(-7) =...

2. On Monday Luke’s business lost $15. On Tuesday it made $8. On Wednesday it broke even. What is the total profit of loss during those 3 days?

3. If a^2>20 then which of the following could be a value of a? Circle all that apply.
A. 6 b. 3 c. (-8) d. 2

4. Bees are leaving their hive at a rate of 10 per hour and they are reentering the hive at a rate of 6 per hour. If the hive starts with 100 bees, how long will it take before the hive is empty?

Thanks in advance! Have a wonderful day! Please provide steps if possible =)

first one because it can't have a fraction in it

step-by-step explanation:

irrational, then, just means all the numbers that aren't rational. every integer is a rational number, since each integer n can be written in the form n/1. however, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.

step-by-step explanation:

150

step-by-step explanation:

(sorry i'm not typing it again just read the other two explanation sections i just typed it'll be the same.)

ιт ωιℓℓ gσ

5,-10,20,-40,30,-60

нσρє ι ¢συℓ∂ нєℓρ