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

Which of the following statements regarding tip income is true? A. If the taxpayer is an indirectly tipped employee (for example, a busser or bartender) he or s

A rifle bullet with mass 8.00 g and initial horizontal velocity 280 m/s strikes and embeds itself in a block with mass 0.992 kg that rests on a frictionless sur

Anthony spent ½ of his money on Saturday and ¼ on sunday.what is the fraction of his money is left

check the given picture below.

Unit overview definition

Q9. The solution of the form (b, - b) always satisfy the equation: a.x=-b c.y=x b.y = -a d.x+y=0

6. Describe the functions of the Infrastructure Tracking Unit, the Processing Unit, and the Visual Unit with clear flow charts? 7. List down and explain common

solve .1-cot⁴o / sin⁴o = 1+2 cot²o

2. The formula A = ab is used to solve the O A. weight O B. area O C. height O D. length of rectangles and squares.

Michael and Derrick each completed a separate proof to show that corresponding angles AKG and ELK are congruent. Who completed the proof incorrectly? Explain. (