A corner shop recently replaced its old spring scale with an electronic one, and the shopkeeper is still getting used to reading the digital display shown b...
Question 1 Report
A corner shop recently replaced its old spring scale with an electronic one, and the shopkeeper is still getting used to reading the digital display shown below, which gives the mass of a packet of mixed nuts.
- Write down the mass shown on the display. (1)
- The shop sells the nuts at 7.50 dollars per kilogram. Work out the price of this packet, correct to the nearest cent. (3)
Answer Details
This question tests reading a digital mass display and using it to find a price, rounded to the nearest cent.
- (a) The display reads \(0.34\) kg directly. [1]
- (b) Multiplying the mass by the price per kilogram: \[0.34 \times 7.50 = \$2.55\] which is already exact to the nearest cent. [3]
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