hnp2010muw hnp2010muw

25-01-2018
Mathematics

contestada

Riley is currently 4 times as old as her brother. If Riley was 11 years old 5 years ago, how old is Riley's brother now?

Respuesta :

chrysanthemum chrysanthemum

25-01-2018

Riley's age = r
Riley's brother's age = r/4

If Riley was 11 five years ago, Riley is currently 11 + 5 years old, or 16 years old.

Now we just need to use r/4 to find Riley's brother's age:

16 /4 = 4

Riley's brother is 4 years old.

Hope this helps!

Answer Link

Otras preguntas

The mass of a moon 3.5 kilograms what is the mass of the moon rock in grams

Ron wrote the pattern shown below. What is the rule for following Ron's pattern? 11, 36, 86, 186

in which climate zones do temperature stay most constant during the year?

Mr. Tan is 55years old and Tony is 7 yearas old. In how many years' time will mr tan be 4 times as old as Tony? Plzz help it's urgent I don't really know algebr

There are two different species of finch that live on the same small island, species A and species B. Both species successfully feed and reproduce on the island

At the tips of shoots and roots can be found what type of tissue? a. ground b. vascular c. dermal d. meristematic

explain how you can use rounding or compatible numbers to see if your answer is reasonable.

University libraries are _______ to the public. A. closed B. open C. inaccessible D. hostile

how are some organisms able to survive without sunlight and photosynthesis

Ron wrote the pattern shown below. What is the rule for following Ron's pattern? 11, 36, 86, 186