Hello! My brother thinks that 5/6 times 3/5 is 15 on his homework, but he just wants to make sure. does anyone know that using common denominator, is this the right answer?

it is 5/6

Step-by-step explanation:

the answer is 1/2 or 0.5

Step-by-step explanation:

i used a calcuater to solve this im sorry i dont know how to solve it by useing common denominator

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )