yo8denNaiiFingpopbo yo8denNaiiFingpopbo
  • 24-12-2016
  • Mathematics
contestada

Variables x and y are in direct proportion, and y = 12.5 when x = 25. If x = 40, then y =
A) 20
B) 28.5
C) 52.5
D) 65
WILL UP PROVE

Respuesta :

texaschic101
texaschic101 texaschic101
  • 24-12-2016
25/12.5 = 40/y
cross multiply
(25)(y) = (12.5)(40)
25y = 500
y = 500/25
y = 20 <====
Answer Link

Otras preguntas

help due in an hour!!​
Find the solution set for this inequality -2 x + 4 > -4x + 8.
what is a active voice and a passive voice?​
HELPPPP PLS ASAPPPPP EASY
Twonnshend act desctription please need 1 or 2 sentences
which one of these situations is commonly caused by acid rain? a. people being poisoned by drinking water b. fish and birds in freshwater habitats dying off c.
5. What is the value of this expression when c = 9 and d = 4 -|2c+d|
Which item is made from an acidic ingredient? Detergent Soap Ammonia Vinegar
The table shows the unit prices (per pound) of tomatoes at different stores. Store Tomato Unit Prices Jamal needs to buy 3.25 lb of tomatoes. If Jamal only has
If you get 80% correct on your quiz and you get 16 questions right what was the total number of the questions on the quiz