Manhar has some 10 rupee notes and some 20 rupee notes. The number of 20rupee notes is half that of 10 rupee notes. If the total value of the notes is rs160 find the number of notes of each denomination.
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20
let no. of 10 rupee notes be = 2a
so no. of 20 rupee notes = a
total value = 10x2a + 20xa = 160
40a = 160
a= 4
so 20 rs. notes = 4
10 rs. notes = 8
so no. of 20 rupee notes = a
total value = 10x2a + 20xa = 160
40a = 160
a= 4
so 20 rs. notes = 4
10 rs. notes = 8
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0
Answer:
8=₹10notes,4=₹20notes
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