John is heating up some iron for smelting. He overheats by 3 ½ minutes. If it heats at a temperature of 56 ½ degrees per minute, what is the change in temperature he needs to make? Help me plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
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Answer:
in 1 minute temperature change,s 56 1/2 °C
in 3 and 1/2 minute temperature change,s 56 1/2 °C × 3 1/2
=98°c
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