Tuesday, April 28, 2015

Important Question for Mathematics

Test Your Skill

Check out your Mathematics Knowledge!
1.The sum of the ages of a Sulochana and Deepa is 45 years. Five years ago, the product of their ages was four times the Sulochana age at that time. What should be the present age of Sulochana and Deepa?
a)34,11
b)35,10
c)J36,9
d)40,5
2.Consider a situation where the mean of a data set is equal to 10 and its standard deviation is equal to 1. If we add 5 to each data value, then what should be the mean and standard deviation?
a)mean=15,standard deviation = 6
b)mean=15,standard deviation = 6
c)mean=15,standard deviation = 1
d)mean=10,standard deviation = 1
3.What is the mean distributionin a case where the total umber of items id 200, if the probability of getting a defective item is 0.2?
a)40
b)25
c)160
d)182
4.When grantma noticed her watch reads 4:30.If her minute hand points towards the East, then what should be her hour hand point?
a)North
b)Nort-East
c)West
d)South-East
5. The exam scores of all 500 students in class -VII of St. Peteson Higher School were recorded and it was determined that these scores were normally distributed. If Prashant's score is 0.8 standard deviation above the mean then how many to the nearest unit students scored above Prashant?
a)156
b)650
c)400
d)106

Share : Important Question for Mathematics

Related Posts

Important Question for Mathematics
4/ 5
Oleh

0 comments : Important Question for Mathematics

0 comments : Important Question for Mathematics