the cost of one wrist watch is rs $840 find the cost of 76 wrist watch
Answers
Answered by
0
Answer:
Let the cost of one watch=x Rs.
Then cost of second watch=(840-x) Rs.
Then according to the question
16% of x=12% of (840-x)
⇒
100
16
×x=
100
12
×(840−x)
⇒
100
16x
=
100
12×840
−
100
12x
⇒
100
16x
+
100
12x
=
100
12×840
⇒28x=12×840
⇒x=
28
12×840
=360Rs.
Hence ,cost of one watch=360 Rs
Cost of another watch=840-360=480 Rs.
Step-by-step explanation:
Answered by
2
Answer:
1 $ = 72.99Rs means 73Rs
840$= 61,320Rs
61,320 × 76 = 4,660,320Rs = 63,840$
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