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Day 2 Benchmark II Review

Day 2 Benchmark II Review

Assessment

Flashcard

•

Mathematics

•

8th Grade

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the product of 31×343^{1} \times 3^{4} ?

Back

The product is 31+4=35=2433^{1+4} = 3^{5} = 243 .

2.

FLASHCARD QUESTION

Front

How do you divide a number in scientific notation, such as (2.4×10−12) by 600(2.4 \times 10^{-12}) \text{ by } 600 ?

Back

Divide the coefficients: 2.4 by 6002.4 \text{ by } 600 and subtract the exponents: 10−1210^{-12} .

3.

FLASHCARD QUESTION

Front

What is the scientific notation for 9,000,000?

Back

The scientific notation is 9×1069 \times 10^{6} .

4.

FLASHCARD QUESTION

Front

How do you compare populations in scientific notation, such as South Korea's 5×1075 \times 10^{7} and India's 1×1091 \times 10^{9} ?

Back

India's population is approximately 20 times greater than South Korea's.

5.

FLASHCARD QUESTION

Front

What is the value of 31×343^{1} \times 3^{4} ?

Back

The value is 243.

6.

FLASHCARD QUESTION

Front

What is 2.4×10−12600\frac{2.4 \times 10^{-12}}{600} in scientific notation?

Back

The result is 4×10−154 \times 10^{-15} .

7.

FLASHCARD QUESTION

Front

If the population of South Korea is 5×1075 \times 10^{7} and India is 1×1091 \times 10^{9} , how do you express the relationship?

Back

India's population is approximately 20 times greater than South Korea's.

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