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ACTIVITY 3
Solve the following problems.

The sum of two even consecutive numbers is
30. What are the two numbers?

Ray has scores of 80, 83, and 84 on three
exams. What scores does he need
on the last exam to get an average of greater than
or equal to 82?​


Sagot :

Answer:

1. 14 and 16

2. 81

Explanation:

1. 30÷2 = 15

Find the two nearest even number.

13, 14, 15, 16, 17

✓ ✓

2. 82 × 4 = 328

328 - (80 + 83 + 84)

= 328 - 247

= 81