Ava is 23 cm taller than olivia, and olivia is half the height of lucas. if lucas is 1.78 m tall, how tall are ava and olivia? express their heights in centimeters.

Ava's height is 89 cmOlivia's height is 112 cmFurther explanation

Given:

Ava is 23 cm taller than OliviaOlivia is half the height of LucasLucas is 1.78 m tall

Question:

How tall are Ava and Olivia?

Express their heights in centimeters.

Problem solving:

From the information above, only Lucas's tall has known at 1.78 m.

Because Olivia is half the height of Lucas, then we must multiply Lucas's height with ¹/₂ to get Olivia's tall.

Or, we can halve Lucas's height as follows:

Thus, Olivia's height is

Next, we find out Ava's height.

Because Ava's is 23 cm taller than Olivia’s, then we must add Olivia’s height with 23 cm to get Ava's height.

Ava's height = 89 cm + 23 cm

Thus, Ava's height is

We have to express their height in centimeters. Recall that 1 m = 100 cm.

Conclusion

Ava's height is 0.89 m or 89 cmOlivia's height is 1.12 m or 112 cmLucas's height is 1.78 m or 178 cmLearn moreAbout the addition of walking trail distances. linkHow much netting did Mrs.Nguyen use per goal? link    Which expression represents the amount of change Huang should receive?  link

Keywords: Ava is 23 cm taller than Olivia, half the height of Lucas, 1.78 m tall, multiply, express their heights in centimeters.

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