Question

A tanker contains 10,000 litres of oil. During transportation, 7% of the oil leaks out.
How much oil is left in the tanker?​

Answer 1

In 1 hours tanker leak = 9l water

In 5 hour tanker leak = 5l × 9l = 45

After 5 hour water left = 983 - 45 = 938

$1 \: hour \: = \: 60 \: minute$