Answer:
Explanation:
The Price Index for any given Base year is always 100. 2017 is staed to be the base year so it's price index is 100.
2018
The Student Price Index can be calculated using the formula;
SPI =
= * 100
=
= 111.21
= 111
Roman may buy 23 tomato and 9 radish, for the school garden.
<h3><u>Calculation:</u></h3>
Let (r) represent the cost of one packet of radish seeds, and
Let (t) represent the cost of one packet of tomato seeds.
Amount spent by roman = $62.75
It denotes that;
Roman bought 32 packets of seeds and one packet of radish seeds costs = $ 1.75.
One packet of tomato seeds costs = $ 2.50.
It denotes that,
Substitute t=9 , and r= 23, we have
In eq. 1
In eq.2
Here, both the equations are satisfied, therefore, option [C] is correct.
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