Answer:
Explanation is in a file
Step-by-step explanation:
50 secs
as $90÷5hrs= 18 $ per hrs
$18÷60min=$0.30 per min
$0.30÷60sec=$0.005 per sec
$0.25÷$0.005= 50sec to make $0.25
so 50sec is the answer
Answer:
3) 5/2
Step-by-step explanation:
2y = 5x + 4
y = 5/2x + 2
slope = 5/2
(y = mx + b, m being slope, b being y intercept)
Answer:
C
Step-by-step explanation:
![15x^{\frac{1}{3} }y^{\frac{1}{5} }\\\\=15x^{\frac{5*1}{5*3} }y^{\frac{3*1}{3*5} }\\\\=15x^{\frac{5}{15} }y^{\frac{3}{15} }\\\\=15\sqrt[15]{x^{5}y^{3} } \\\\](https://tex.z-dn.net/?f=15x%5E%7B%5Cfrac%7B1%7D%7B3%7D%20%7Dy%5E%7B%5Cfrac%7B1%7D%7B5%7D%20%7D%5C%5C%5C%5C%3D15x%5E%7B%5Cfrac%7B5%2A1%7D%7B5%2A3%7D%20%7Dy%5E%7B%5Cfrac%7B3%2A1%7D%7B3%2A5%7D%20%7D%5C%5C%5C%5C%3D15x%5E%7B%5Cfrac%7B5%7D%7B15%7D%20%7Dy%5E%7B%5Cfrac%7B3%7D%7B15%7D%20%7D%5C%5C%5C%5C%3D15%5Csqrt%5B15%5D%7Bx%5E%7B5%7Dy%5E%7B3%7D%20%7D%20%5C%5C%5C%5C)
