intelligence intelligence

13-03-2016
Mathematics

contestada

after 15 years salma will be 4 times as old as now. what is her present age now

Respuesta :

SmarticalParticals SmarticalParticals

13-03-2016

So if x is her age, then

x + 15 = 4x
15 = 3x
15/3 = x
5 = x

Salma is 5 years old

Answer Link

Otras preguntas

Which element has electrons in three energy levels? A. B B. Li C. Si D. SC

Once Mia knows what her topic is, she should next focus on O finding her sources O setting up her schedule. O setting research goals O writing her questions,

If a consumer withdraws money from his deposits at the bank (banking leakage), then the monetary base and money supply Group of answer choices

The altitude of a triangle is increasing at a rate of 1.5 1.5 centimeters/minute while the area of the triangle is increasing at a rate of 1.5 1.5 square centim

In a school presidential race, Jeb received 100 votes, Janine 60, and Arnie 40 votes. Make a circle graph to display the data as percents. What percentage of st

g: Sorin Incorporated, a company that produces and sells a single product, has provided its contribution format income statement for January. Sales (4,200 units

A calculator is not a computer because

Determine the equation of a sine function that would have a range of {y= E R|6 <=y<=9} and a period of 60

Purdum Farms borrowed $17 million by signing a five-year note on December 31, 2017. Repayments of the principal are payable annually in installments of $3.4 mil

ALL of the following are applicable only in the United States EXCEPT A. Clean Water Act B. Safe Drinking Water Act C. Marine Protection, Research, and Sanctuari