Math, asked by kamaldorjee, 10 months ago

how many 10 rupees and 20 rupees notes are required to make Rs 190..1- 5,6

Answers

Answered by devendrachoubisa7719

4

Answer:

20 ke 5 note and 10 me 9. ok

Answered by smee26

0

Step-by-step explanation:

ANSWER

Sinceweareusingtwovariables:

Letthenooftenrsnotes=t

Letthenoof5rsnotes=f

10t+5f=190−>eqn1

Oninterchangingtheno.ofnotesweget

5t+10f=185−>eqn2

Multiplyingeqn1by2

20t+10f=380−>eqn3

Eqn3−eqn2

15t=195

t=13

Putt=13ineqn1

10(13)+5f=190

5f=190−130=60

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