Question

Colin stacks 3 snowballs on top of each other to make a snowman. The snowballs are \dfrac7{10} \text{ meter} 10 7 ​ meterstart fraction, 7, divided by, 10, end fraction, start text, space, m, e, t, e, r, end text, \dfrac12 \text{ meter} 2 1 ​ meterstart fraction, 1, divided by, 2, end fraction, start text, space, m, e, t, e, r, end text, and 38 \text{ centimeters}38 centimeters38, start text, space, c, e, n, t, i, m, e, t, e, r, s, end text tall. What is the total height of the snowman in centimeters?

Answer 1

Answer: ♔158 centimeters.☯ Trust me it is correct. ヾ(•ω•`)o

Answer 2

`Total = 158cm`

Explanation:

Given

`x: \frac7{10}m, \frac12m,38cm`

See comment

Required

The total height

This is calculated as:

`Total = \sum x`

So, we have:

`Total = \frac7{10}m+ \frac12m+38cm`

Express m as cm

`Total = \frac7{10}cm * 100+ \frac12cm * 100+38cm`

`Total = 70cm + 50cm + 38cm`

Take LCM

`Total = 158cm`