Mathematics
A hostel has provisions for 200 students for 30 days. If 100 new students join the hostel, the same provisions will last for:
45 days
30 days
60 days
20 days
Related Questions
A school has 8 periods in a day, each of 45 minutes duration. Assuming that the number of school hours to be the same and the school has 9 periods in a day, the duration of each period is:
72 minute
180/5 minute
40 minute
60 minute
From the given table find the values of a and b:
x y 12 5 4 a 10 6 30 b a = 8 and b = 25
a = 15 and b = 12
a = 12 and b = 90
a = 15 and b = 2
Check whether x and y vary inversely or not
x y 4 6 3 8 12 2 1 24 Check whether x and y vary inversely or not
x y 30 60 120 30 60 30 24 75