TCS
Company
Numerical Ability
Algebra
In Chennai, temperature at noon varies according to -t^2/2 + 8t + 3, where t is elapsed time. Find how much temperature more or less in 4pm to 9pm.
Read Solution (Total 3)
-
- putting t=4 in equation
-16/2+32+3=27
putting t=9 in equation
-81/2+72+3=34.5
34.5-27=7.5
7.5 temp more from 4pm to 9pm - 9 years agoHelpfull: Yes(13) No(0)
- maximum at the the 9 p.m and min st the 4p.m
- 9 years agoHelpfull: Yes(0) No(1)
- temp between 34.5 to 27
- 9 years agoHelpfull: Yes(0) No(0)
TCS Other Question
Which of the following set of numbers has the highest Standard deviation?
a)1,0,1,0,1,0 b) -1, -1, -1, -1, -1, -1
c)1,1,1,1,1,1 d) -1,1,-1, 1,-1, 1
What is the 2532nd position of the number
in the sequence
1,2,2,3,3,3,4,4,4,4,1,1,2,2,2,2,3,3,3,3,3,3,4,4,4,4,
4,4,4,4,1,1,1,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,4,4,4,4,
4,4,4,4,4,4,4,4,…..