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

A water cooler holds 15 liters of sports drink. Approximately how many gallons is this? (1 gallon = 3.785 liters) A 3 gallons B 4 gallons C 11 gallons D 18

Help me please......

5. A gram of fat contains nine calories. An 1,800- calorie diet allows no more than 20% calories from fat. How many grams of fat are allowed in that diet? a. 40

Work out (Non calculator) 35% of 40

Is 6 to the square root rational or irrational

what is the atomicity of ozone

Which is an important industry in Argentina?

What are the steps to get the answer to -5x = -2x - 3

I WILL AWARD BRAINLIEST!! PLEASE HELP!!! In the figure, AB || DC and AD║ BC . △ADB≅△_____, By reason_______

the organs of the heart and the blood vessels form which of the followings ? A. a cell B. a tissue C. an organ D. an organ system