In a 100m race, A beats B by 10m and C by 13m. In a race of 180m, B will beat C by
Created: 6 years ago |
Updated: 3 years ago
best des
Hints: A:B = 100:90 ; A:C = 100:87
B/C = B/A × A/C = 90/100 × 100/87 = 30/29
যখন B 30 m যায়, C যায় (29/30 × 180) বা 174m
B beats C by = 180 - 174 = 6
Md Azizur Rahman
Founder of Satt
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