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Chapter 1: Q11. (page 30)

Write and evaluate an expression to find the cost for 5 adults and 8 children.

Short Answer

Expert verified

The expression and its value is: 5脳45+8脳25=425.

Step by step solution

01

Step 1. Given information.

Cost of ticket for an adult is 45.

Cost of ticket for a child is 25.

02

Step 2. Consider the variables.

If cost of one item is Rs x, then cost of n such items are nx.

03

Step 3. Write the expression.

Cost of tickets for5 such adults is 5脳45.

Cost of tickets for 8such children is width="43" height="20" role="math">8脳25.

So,

Total cost is given by the following expression,

5脳45+8脳25

04

Step 4. Simplify the expression.

The expression 5脳45+8脳25can be simplify in below.

role="math" localid="1641903260601" 5脳45+8脳25=225+200=425

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