Question

18. Two trains of equal lengths take 10 seconds
and 15 seconds respectively to cross a
milestone. If the length of each train be 120
metres, in what time (in seconds) will they cross
each other travelling in opposite direction?
A. 20 sec
B. 15 sec
C. 12 sec
D. 10 sec​

Answer 1

Answer:

"Decimal number" is often used to mean a number that uses a decimal point followed by digits that show a value smaller than one. Example: 45.6 (forty-five point six) is a decimal number.

Step-by-step explanation:

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Answer 2

Answer:

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