Question

If a train travels
$30a {}^{2} + 15a - 10$
Kilometres in 10 hours. What is it's average speed? (Class 8th)


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Answer 1

Step-by-step explanation:

answer is 75 ksksbnmMhgbsnznsnjhv

Answer 2

Step-by-step explanation:

My handwriting is not good but I hope it will be help full for you