TCS Company Numerical Ability Profit and Loss

Q. A man spends 1/3rd of his salary on food. he spends 1/4th on rent and 1/5th on cloths. If he is left with 1760, then who much salary does he earn.

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TCS Other Question

Q. For a car there are 5 tyres including one spare tyre(4+1). All tyres are equally used. If the total distance travelled by the car is 40000km then what is the average distance travelled by the each tyre?

Option
a) 10000
b) 40000
c) 32000
d) 8000
Q. Two friends decided to meet at some time 3 p.m. 4 p.m. on a certain day at a gym. They didn't fix the exact time but they agreed that the one who arrived first at the gym that would wait up to 20 minutes (but no more)for the other person. Assuming that each of them went to the gym at some time between 3 p.m. and 4 p.m, find the probability that they-did not meet that day.

Option
a)1/3
b)2/3
c)5/9
d)4/9