pawandhillonn07 pawandhillonn07
  • 03-05-2020
  • Mathematics
contestada

Ram is twice as old as his sister. Four years hence the product of their ages will be 160. Find their present ages in euation

Respuesta :

Аноним Аноним
  • 03-05-2020

Answer:

sister= 6, ram = 12

Step-by-step explanation:

let, current age of sister= x

current age of ram= 2x

4 years hence,

(x+4)(2x+4)= 160

2x^2 + 12x - 144 = 0...solve for x

Answer Link

Otras preguntas

en and Karen are travelling for the weekend. They both leave from Jen's house and meet at their destination 250 miles away. Jen drives 45mph the whole way. Kare
What is the solution to the expression -2-3-(-4)? -10 -9 8 7 6 5 4 3 -2 -1 0 1 2 3 4 5 6 + 8 9 10 7 O 5
What is proof reading
Your hand pop up after touching a hot stovetop. Which two organs systems are most responsible for your reaction? A. nervous and respiratory B. immune and muscul
Water and carbon dioxide being converted to glucose a Chemical Change b Physical Change
true or false An insurance broker is the best person to advise you on the type of insurance you need.
You have 3 fair 6-sided dice. You repeatedly roll all 3 at once, until all 3 of them show thesame number. What is the probability that you have to tryat leasttw
Suppose that g(x) = f(x) + 5. Which statement best compares the graph of g(x) with the graph of f(x)? A. The graph of g(x) is the graph of f(x) shifted 5 units
Please help I don’t understand
find the distance between the two points in simplest radical form