Answer: 8 2/5
21/4 divided by 5/8 = 21/4 x 8/5 = 8 2/5
42/28 = 1.5
3 times 1.5 = 4.5
he would be able to run 4 and a half miles in 42 minutes
I think the answer is about 3905 minutes. Hope this helps!
Answer:
Step-by-step explanation:
so he gets a 12% commission on his sales. He sold a slide that costs 270.
so he would get 12% of 270
turn ur percent to a decimal..." of " means multiply
0.12 * 270 = $ 32.40 <===
The question is incomplete. The complete question is :
A bulb can either be on or off. A board contains 20 bulbs connected to a randomization circuit that lights up a random sequence every time it is turned on. What is the probability that all the lights will switch on ?
Solution :
It is given that :
There is board connected to = 20 bulbs
And one can either be put ON or put OFF.
Therefore the chance that a bulb is ON = 
It is given that every time a bulb turns ON, the board lights up in a random sequence.
Therefore, the probability of all the lights to be switched ON is given by :

