Chapter 2: Q. 70 (page 216)

The nurse reported that Tricia’s daughter had gained $4.2$ pounds since her last checkup and now weighs $31.6$ pounds. How much did Tricia’s daughter weigh at her last checkup?

Short Answer

Expert verified

Tricia's daughter weigh $27.4$ pounds at her last checkup.

Step by step solution

Step 1. Given information

The nurse reported that Tricia’s daughter had gained $4.2$ pounds since her last checkup and now weighs $31.6$ pounds. Here we have to find how much did Tricia’s daughter weigh at her last checkup.

Step 2. Calculation

According to the given statement,

The nurse reported that Tricia’s daughter had gained

$4.2$ pounds since her last checkup

and now weighs $31.6$ pounds.

First we look what to find

Let $L$ be the weigh of Tricia's daughter during her last checkup.

Now, according to the given statement

$A = 31.6 - 4.2 \Rightarrow A = 27.4$

Therefore, Tricia's daughter weigh $27.4$ pounds during the last checkup.

Step 3. Check the solution

Check:

$27.4 = 31.6 - 4.2 27.4 = 27.4$

The solution is checked.

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The nurse reported that Tricia’s daughter had gained $4.2$ pounds since her last checkup and now weighs $31.6$ pounds. How much did Tricia’s daughter weigh at her last checkup?

Short Answer

Step by step solution

Step 1. Given information

Step 2. Calculation

Step 3. Check the solution

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The nurse reported that Tricia’s daughter had gained 4.2pounds since her last checkup and now weighs 31.6pounds. How much did Tricia’s daughter weigh at her last checkup?

Short Answer

Step by step solution

Step 1. Given information

Step 2. Calculation

Step 3. Check the solution

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Probability and Statistics

Statistics

Theoretical and Mathematical Physics

Applied Mathematics

Discrete Mathematics

Logic and Functions

Study anywhere. Anytime. Across all devices.

The nurse reported that Tricia’s daughter had gained $4.2$ pounds since her last checkup and now weighs $31.6$ pounds. How much did Tricia’s daughter weigh at her last checkup?