Evaluate the expression. 1 ÷ 1/2 * 1/4 Write your answer as a fraction or as a whole or mixed number. ______

Calculate Total Tape Needed: First, we need to determine the total amount of electrical tape the electrician needs and the amount of tape on each roll to calculate the number of rolls required. Total amount of electrical tape needed: 8,000 cm Amount of tape on each roll: 2,000 cm To find the number of rolls, we divide the total amount of tape needed by the amount of tape on each roll. Calculation: 8,000 cm ÷ 2,000 cmDetermine Tape on Each Roll: Perform the division to find the number of rolls. Calculation: 8,000 cm ÷ 2,000 cm = 4 The electrician needs 4 rolls of tape.

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Math Problems

Grade 7

Evaluate numerical expressions involving fractions

Full solution

Q. Evaluate the expression.

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1 \div \frac{1}{2} \times \frac{1}{4}

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Write your answer as a fraction or as a whole or mixed number.

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Calculate Total Tape Needed: First, we need to determine the total amount of electrical tape the electrician needs and the amount of tape on each roll to calculate the number of rolls required. $\newline$ Total amount of electrical tape needed: $8,000\,\text{cm}$ $\newline$ Amount of tape on each roll: $2,000\,\text{cm}$ $\newline$ To find the number of rolls, we divide the total amount of tape needed by the amount of tape on each roll. $\newline$ Calculation: $8,000\,\text{cm} \div 2,000\,\text{cm}$
Determine Tape on Each Roll: Perform the division to find the number of rolls. $\newline$ Calculation: $8,000\,\text{cm} \div 2,000\,\text{cm} = 4$ $\newline$ The electrician needs $4$ rolls of tape.