gamerplayz23032006 gamerplayz23032006
  • 01-08-2020
  • Mathematics
contestada

Pawan is 10 years older than Arav. 5 years ago one seventh of pawan's age was equal to one fifth of Arav's age. Find their present ages.

Respuesta :

snog
snog snog
  • 01-08-2020

Answer:

Arav is 30 and Pawan is 40

Step-by-step explanation:

We can call Arav's age x and Pawan's age x + 10, therefore we can write the following equation:

1/7((x + 10) - 5) = 1/5(x - 5)

1/7(x + 5) = 1/5(x - 5)

5(x + 5) = 7(x - 5)

5x + 25 = 7x - 35

-2x = -60

x = 30 so x + 10 = 40

Answer Link

Otras preguntas

Diastolic blood pressure tends to __________ with age.
The development of mass marketing impacted late nineteenth-century american society chiefly by:
Plasma membranes are permeable to _____. hydrophilic molecules such as glucose large hydrophilic molecules such as starch nonpolar molecules such as co2 small i
If the variance of a discrete random variable x is v(x) = 1.6, then v(2x + 3) is
Which of the following could be an example of a function with a domain [a, infinity) and a range [b, infinity) where a >0 and b>0? Answer choices: A)f(x)=
A data set includes 110110 body temperatures of healthy adult humans having a mean of 98.098.0degrees°f and a standard deviation of 0.740.74degrees°f. construct
What did Eli Whitney do after graduating college?
Why would political or religious leaders espouse anti-Semitic ideas?
A 17.0-g sample of hf is dissolved in water to give 2.0 x 10 2 ml of solution. the concentration of the solution is:
The attitude of an author toward his or her subject matter in a text is referred to as A tone B style C voice D theme