एक विद्यार्थी ने जितने प्रश्न सही किए उससे 3 गुने गलत किए यदि उसने कुल 76 प्रश्न हल किए तो उसने कितने प्रश्न सही सही हल किए |
Answers
Answered by
3
कुल 76 प्रश्न हल किए
Sahi prsna kiye jane ko x man lenge aur galat prasna ko hal kiye jane ko 3x
X + 3x = 76
4x = 76
X = 76/4
X = 19
Sahi prsna kiye jane ko x man lenge aur galat prasna ko hal kiye jane ko 3x
X + 3x = 76
4x = 76
X = 76/4
X = 19
Answered by
0
Answer:
19 answers correct
Step-by-step explanation:
let the question he answered right be x
the the question he answered wrong will be 3x
total question=76
x + 3x =76
4x = 76
x= 76/4
x= 19
he answered 19 question right
and answered 3x = 3×19= 57 question wrong
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