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Kaur

Questions (362)

If the mean of 45 observations is 49. If 3 is added to 10 observations and 5 is subtracted from other 10 observations. Find the
1. 1 answer
2. 300 views
What is the least number that can be added to 14639 to make it a perfect square
1. 2 answers
2. 575 views
sum of series 497.3+495.3+493.7+.....+3.497
1. 1 answer
2. 345 views
If arc PQ,QR,AND PR ARE MINOR ARCS THEN TRIANGLE PQR IS A ----TRIANGLE ,ACUTE OR OBTUSEUrgent plse I didnt understand its
1. 2 answers
2. 296 views
If arc PQ,QR,AND PR ARE MINOR ARCS THEN TRIANGLE PQR IS A ----TRIANGLE ,ACUTE OR OBTUSEUrgent plse
1. 3 answers
2. 609 views
IfA={x:x is multiple of 10 , x < 20} B={x:x is multiple of 5, x <15} Find n(A)- n(B)??
1. 1 answer
2. 291 views
If a+(1/a)=23Find a^(1/4) + b^(1/4) Options Root 17 Root 19 23^(1/4) None of these
1. 1 answer
2. 305 views
If A-B perpendicular to Aand |A-B|=B/2 What is an angle between A and B Question is from vector chapter Plse help
1. 1 answer
2. 358 views
The sum of two numbers is 100. which of following could be new sum if one of number is rounded to nearest tens110 105 94 90 Very
1. 2 answers
2. 478 views
if the difference of the semi perimeter and the sides of triangle are 60m, 13m and 10m and the area of the triangle is 1344 m^2F
1. 2 answers
2. 470 views
If x^4+ax^3+bx^2+cx+d=0 has four positive real roots thenA) ac+16d>=0 B) ac-16d<=0 C) b^2-36d<=0 D) b^2+36d>=0 Urgent plse asap
1. 1 answer
2. 847 views
Identify which of following are statements :a) Krishna is black . b) How black is Krishna?
1. 1 answer
2. 313 views
The volume of a hemispherical shell of outer radius 7 cm and inner radius 3.5 cm is
1. 1 answer
2. 1,076 views
Consider the circles x^2+y^2=1 and x^2+y^2-2x-6y+6=0. Then find the equation of a common tangents to a circles ???
1. 4 answers
2. 642 views
what is the equation of straight line passing through intersection of lines 2x+y=3 and x+2y+5=0 , if the intercepts made by the
1. 1 answer
2. 340 views
Very urgentfor how many integer values of k do the circle x^2+y^2 =k^2 and hyperbola xy=k may not intersect each other
1. 1 answer
2. 1,060 views
Consider the circles x^2+y^2=1 and x^2+y^2-2x-6y+6=0. Then find the equation of a common tangents to a circles ???
1. 1 answer
2. 294 views
what is the equation of straight line passing through intersection of lines 2x+y=3 and x+2y+5=0 , if the intercepts made by the
1. 3 answers
2. 368 views
consider the word MULTIPLE then in how many ways letters of word MULTIPLE can be arrangedA) without changing the order of vowels
1. 1 answer
2. 704 views
lim x tends to 0,[1+x(1+{f(x)/kx^2})] = e^3 and f(4)=64. Find the value of k.
1. 1 answer
2. 534 views
consider the word MULTIPLE then in how many ways letters of word MULTIPLE can be arrangedA) without changing the order of vowels
1. 0 answers
2. 560 views
The number of ways in which the letters of the word MULTIPLE be arranged without changing the order of the vowels is
1. 1 answer
2. 647 views
consider the word multiple then in how many ways letters can be arranged that the total number of words using all the letters
1. 1 answer
2. 346 views
A man paid Rs. 800 for 100 hours a week as a basic pay and over time is paid 50% above the basic pay. If he gets Rs. 1000 as a
1. 0 answers
2. 303 views
The number of positive integral solutions of 2x1+3x2+4x3+5x4=25 is?Options A) 20 B) 22 C) 23 D) none of these
1. 4 answers
2. 1,855 views
A man paid Rs. 800 for 100 hours a week as a basic pay and over time is paid 50% above the basic pay. If he gets Rs. 1000 as a
1. 2 answers
2. 368 views
The number of the positive integral of 2 xbaseto1 + 3 xbaseto2 + 4 xbase3 + 5 xbase to 4 = 25 , is
1. 3 answers
2. 230 views
If f(x)= max{-x-2,-1,x-2}Tell this function is differentiable and continuous at (1,-1)????
1. 2 answers
2. 256 views
If m = 1+(1/root3)+(1/root 5)+(1/root7)+........... andn = 1+(1/root2)+(1/root 4)+(1/root6)+... Then find m+n and m-n??
1. 2 answers
2. 658 views
Hi , I need help. I am starting my work related to art and craft.Can anyone suggest me the name?
1. 1 answer
2. 285 views
A man paid rs 315 towards a stereotype .a sales tax of 5% was also charged on original price of stereo system. The amount paid
1. 1 answer
2. 352 views
Is there any particular method for solving trigonometric functions in greatest integer function in lim x - 0 ( for sinx and
1. 1 answer
2. 354 views
MNC company employed 25 men to do the official work in 32 days. After 16 days, it employed 5 more men and work was finished one
1. 2 answers
2. 1,252 views
Let a̅ = î− ĵ, b̅ = ĵ− k̂ & c̅= k̂ − i.̂If d̅ is a unit vector such that a vector. d vector = 0 [b̅ c̅d], then
1. 1 answer
2. 301 views
A man invested 25,000 pesos in two parts; one part was invested at 5% and the other at 7%, how much was invested at 7% if the
1. 1 answer
2. 1,353 views
Three friends A, B and C are walking at the speed of 3,4,5 km/hr respectively. They start at same place at 1,2,3 O’clock
1. 1 answer
2. 274 views
If D is the mid point of side of side BC of a traingle ABC, P and Q are two points lying respectively on the sides AB and BC
1. 2 answers
2. 343 views
Which row in the table below contains a number that is a multiple of 9 and another that is a perfect square?A - 45 80 65 39 B -
1. 2 answers
2. 520 views
. Two friends Kalliswork separately they work of levelling, alternately for one Kallis and Clerk take up the work of levelling
1. 4 answers
2. 1,613 views
A kg of dalandan in fruit stand x cost 55.00. If Jessica bought 3 kilograms, how much did she spend?
1. 2 answers
2. 895 views
If a fifth degree polynomial is divide by a third degree polynomial,what is the degree of the quotient
1. 2 answers
2. 2,239 views
of 75 people with cell phones ,42 take pictures with their cell phone and 36 use their cell phone to take pictures and send
1. 1 answer
2. 873 views
Range of4cos^6x+(1/2)
1. 1 answer
2. 256 views
Cube root of (39+20root2) + Cube root of (39-20root2)
1. 2 answers
2. 287 views
Cube root of (39+20root2) + Cube root of (39-20root2)
1. 3 answers
2. 343 views
Please explain how it is concaveConstruct a quadrilateral ABCD, when AB=5 cm, BC= 6 cm, DC= 5.5 cm, AC=4 cm and BD=4.5cm.
1. 1 answer
2. 302 views
Construct a quadrilateral ABCD, when AB=5 cm, BC= 6 cm, DC= 5.5 cm, AC=4 cm and BD=4.5cm.Is it a concave polygon??
1. 2 answers
2. 382 views
The interest on rs 200 for 1 year is rs 15.Plot interest for different annual periods
1. 3 answers
2. 319 views
If Triangle A is similar to triangle B, and triangle C is similar to Triangle A, then is Triangle C similar to triangle B ??
1. 4 answers
2. 1,029 views
AA × AA = BOB,A^A= A × A, PP × PP = PAP. If each letter in the given equations stands for a number between 1 to 9, what is
1. 3 answers
2. 3,502 views
abcd is a parallelogram.if the line joining the mid-point of side bc to vertex a bisects angle a,then prove that bisector of
1. 1 answer
2. 518 views
abcd is a parallelogram.if the line joining the mid-point of side bc to vertex a bisects angle a,then prove that bisector of
1. 1 answer
2. 643 views
Range of 1/[root(x^2-4)]I solved in following way.. kindly check its right or wrong First, I converted x in terms of y as
1. 1 answer
2. 312 views
Range of 1/[root(x^2-4)]
1. 3 answers
2. 308 views
the roots of the equation(ab-1)x²+(a+b)x-ab=0 are always a) real b) equal c) complex d) cannot be determined
1. 2 answers
2. 1,017 views
If a variable plane in 3-D space moves in such a way that the sum of its reciprocal of intercepts on the x and y-axis exceeds,
1. 3 answers
2. 869 views
if relation r1 and r2 from set A to set B are defined as r1{(1,2),(3,4),(5,6)} and r2 ={(2,1),(4,3),(6,5)}, then n(AXB)Options
1. 3 answers
2. 1,440 views
if relation r1 and r2 from set A to set B are defined as r1{(1,2),(3,4),(5,6)} and r2 ={(2,1),(4,3),(6,5)}, then n(AXB)
1. 5 answers
2. 570 views
If you multiply 6 by an even number, the answer will end with the same digit. The number in the ten's place will be half of the
1. 1 answer
2. 581 views
If f(x)= (4cos^4x+2cos^2x+2sin^2x-x^9-1/2cos4x)^(1/9). Find f(f(2))
1. 1 answer
2. 954 views
if x+y=0 then -y is known as negative of x where x and y are rational numbers.State true or false and explain why if its true
1. 2 answers
2. 333 views
what is the heat of reaction when 1 mole of gaseous hexane, c6h14 undergoes combustion as in following equation
1. 2 answers
2. 695 views

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