Q.1
The product of two integer is -352.if one of them is - 16, find the other integer?
sol:-
Q.2
The temperature of a substance decreases at the rate of 2°C per 10 minutes. The temperature of the substance at 5 o'clock was 10°C. At what time will the temperature of the substance be 4°C below zero?
Sol:-
Answers
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5
ans1
let the integer be x
-16x = -352
x = -352/-16
x =22
ans2
total decrease in temperature is 14°c
time taken is 10/2×14 =70mins
which is equal to 1hour 10 mins
so the time is 6 past 10minutes.
let the integer be x
-16x = -352
x = -352/-16
x =22
ans2
total decrease in temperature is 14°c
time taken is 10/2×14 =70mins
which is equal to 1hour 10 mins
so the time is 6 past 10minutes.
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