Rice: .5(8) = 4kg (4000 g)
Popcorn: 150(12) = 1800 g

Total mass = mass of rice (4000 g) + mass of popcorn (1800g)

So...

Total mass = 5,800 g (or 5.8 kg)

6 0

3 years ago

2x+16=7+2x <br>how do you solve if the variable is the same on both sides of the equation

jeka94

First subtract the 7 from both sides and that would equal 2x+9=2x then subtract 2x and the answer is 9

7 0

3 years ago

Read 2 more answers

To qualify for the postcard rate for postage, a postcard must be less than 4 1/4 inches high. Elayne has a postcard that is 4 7/

topjm [15]

Her postcard is 5/8 inches over the height limit

6 0

2 years ago

Tasha invests in an account that pays 1.5% compound interest annually. She uses the expression P(1+r) to find the total value of

allsm [11]

After 5 years she will have $3231.852

5 0

3 years ago