saiboytosamattN saiboytosamattN

01-11-2015
Mathematics

contestada

Boron is ten years older than his sister. In three years, he will be twice as old as she is now. How old are they now?

Respuesta :

tinmann tinmann

01-11-2015

Boron is 17 and his sister is 7. You know this because half of 20 is 10 and you minus 3 from one of them and take 10 to get the answer^.

Answer Link

Otras preguntas

Place the mouse, fruit ﬂy, duck, and gorilla in order of their relatedness to humans, from least related to most related. a. mouse - fruit ﬂy - duck - gorilla b

What is the average of 30, 40, and 80?

Place the mouse, fruit ﬂy, duck, and gorilla in order of their relatedness to humans, from least related to most related. a. mouse - fruit ﬂy - duck - gorilla b

How many prime numbers are there between 56 and 100?

When y = x^2, which of the following expressions is equivalent to –y ?

how do you figure out what is 1/4 of 10.

How can i solve this f:d->R f(x)=x at power2/x-1

Estimate the angle of elevation from the trailhead to the summit.

A biome that contains a layer of permanently frozen soil, called permafrost, would be classified as A. taiga B. desert C. tundra D. savannah E. temperate decidu

A pizza with 2 toppings from Maria's Pizza Place costs $11.00.A pizza with 5 toppings from Maria's Pizza Place costs $14.75.Each topping at Maria's Pizza Place