The diameter of the outer and inner circumference of a cylindrical ring are 10.75 and 9.5 cm . Find the surface area of the ring?
- 62.62
- 52.62
- 62.52
- 52.52
0 voters
In a class of 100 students , the number of students passed in English is 46 , in maths is 46 and in commerce is 58 . The number who passed in English and maths is 16 , maths and commerce 24 and english and commerce is 26 , and the number who passed in all the subjects is 7 . Find the number of students who failed in all the subjects??
- 13
- 8
- 9
- 7
0 voters
In figure l and m are two parallel tangents at A and B .The tangent at C makes an intercept DE between l and m . Find angle DFE . F circle ke ander h but ye given nhi ki wo centre h ya nhi
- 45
- 110
- 90
- 20
0 voters
A man travels 35 km partly by 4kmph and partly by 5kmph. If he moves former distance at 5kmph then he is able to move extra two km. what is the original time taken in hours by him to cover total distance 35km?
A plane left 30 min later than its scheduled time and in order to reach its destination 1500 km in time it has to increase its speed by 250 km/ hr from its usual speed what is its usual speed(in km/hr)
Two circles touch each other externally at P.AB is a a common tangent to the circles touching them at A & B.The measure of angle APB is?
a) 90 degrees b) 75 degrees c) 45 degrees d) 60 degrees
plz explain
if x+y+z=0,then the value of
((x+y)^3+(y+z)^3+(z+x)^3-17xyz)/(10(x+y)(y+z)(z+x))=?
a) 0 b) 2 c) 3xyz d) 4
plz explain
if x=a/(b+c), y=b/(a+c) & z=c/(a+b), then the value of xy+yz+2xyz is
a) 2 b) (a+b)(b+c)(c+a) c) 0 d) 1
plz explain
AD is the perpendicular drawn from A upon the side BC of triangle ABC.IF AD^2=BD.DC, then the value of angle BAC is
a) 60 b) 90 c) 30 d) 45
In a triangle ABC,the exterenal bisectors of angle B&C meet at O.if angle A=70degrees.Then the value of angle BOC is?
a) 33 b) 22 c) 55 d) 44
plz explain
Hi! SSC CGL 2014 Tier 1 is on 19.10.14 & 26.10.14, only for cr. Link is
http://www.ssc-cr.org/noticeboard/EXAM_CALANDER_2014.pdf. If any one get the news of the Eastern region pls convey at the earliest.
Two guns were fired at an interval of 12 min,a man coming from a car hears the second shot after 11 min, if speed of sound is 330 m/s whAt is speed of car
The avg of 3 consecutive no is B.If next 3 consecutive nos are included,find the new avg??
If CP is 89% of SP.Find the profit
3 11 43 171 683 X
1 10 46 127 271 X
2 10 47 X 547 1088
Find X
When a no is divided by another no remainder is 23,when twice the no is divided by same divisor the remainder is 11,find d divisor
(a+b):(b+c):(c+a)=6:7:8,a+b+c=14,find c
Tanning:leather:pyrotechnics:
bombs,fireworks,wool,machinery
Select the different one
Man*142613
Ram*92614
Jug*17620
Hub*82125
Find odd
detach
fasten
affix
append