The auto fare for the first km is fixed and is different from the rate per km for the remaining distance a man pays rs57 for the distance of 16 km and r 92 for a distance of 26 km find the auto fare for the first km and for each successive km.
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27
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Step-by-step explanation:
Given The auto fare for the first km is fixed and is different from the rate per km for the remaining distance a man pays rs57 for the distance of 16 km and r 92 for a distance of 26 km find the auto fare for the first km and for each successive km
Let the fixed price be Rs a and let the cost for subsequent km be Rs b. Now according to question assuming Rs 15 fixed charge for 1 st Km, we get the equations as
a + 15 b = 57
a + 25 b = 92
subtracting we get
- 10 b = - 35
b = 35/10
b = 3.5
Now a + 15 b = 57
a + 15 (3.5) = 57
a + 52.5 = 57
a = 4.5
So a = Rs 4.5 and b = Rs 3.5 per km after first km
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2
Step-by-step explanation:
a = 4.5
b= 3.5
by making equation
and subtracting
we will get a and b
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