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

-3(4v+1)-3(2v+3) how do you simplify

St. Valentine is indeed the patron saint of love, but he has many other duties. He is also the patron saint of?

What is 3/5 minus 1/4?

The equation for the chemical reaction shown is not balanced. What number should replace the question mark to balance this equation? 2Ag2O → ?Ag + O2 A. 1 B.

Which animal has tracheae but no lungs for respiration? A. cardinal B. grasshopper C. toad D. tuna

I need a good speech topic about current events in our society that is debatable, exg global warming, should so and so stop doing so and so.

what happens when the smog lifts in los angeles,california

an airplane travels a distance of 42x^5y^4 miles in 6xy^2 hours. find the average speed of the plane

how does deforestation affect the patterns of river flow

What did Adam Smith say should determine the cost of goods?