Maths Practice Question and Answer

Q:

When (6767 +67) is divided by 68, the remainder is-

975 0

  • 1
    13
    Correct
    Wrong
  • 2
    63
    Correct
    Wrong
  • 3
    66
    Correct
    Wrong
  • 4
    67
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "66"
Explanation :

(6767+ 67) = 67(6766 + 166)

As 66 is an even number

We know   6766 is an even number

We know   (6766 + 1) is perfectly divisible by (67 + 1)

i.e. 68

We know   The remainder = 66

(6767+ 67) = 67(6766 + 166)

Q:

5√2 cm in a circle. If the long chord makes a right angle at the centre, then what will be the length of the radius of the circle?

975 0

  • 1
    2.5 cm
    Correct
    Wrong
  • 2
    5 cm
    Correct
    Wrong
  • 3
    7.5 cm
    Correct
    Wrong
  • 4
    10 cm
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "5 cm"

Q:

Alipta got some amount of money from her father. In how many years will the ratio of the money and the interest obtained from it be 10:3 at the rate of 6% simple interest per annum?

975 0

  • 1
    7 years
    Correct
    Wrong
  • 2
    3 years
    Correct
    Wrong
  • 3
    5 years
    Correct
    Wrong
  • 4
    4 years
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "5 years "
Explanation :

Q:

In a circle with centre O, AB is the diameter. P and Q are two points on the circle on the same side of the diameter AB. AQ and BP intersect at C. If ∠POQ = 54°, then the measure of ∠PCA is:

975 0

  • 1

    630

    Correct
    Wrong
  • 2

    560

    Correct
    Wrong
  • 3

    540

    Correct
    Wrong
  • 4

    720

    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "

630

"

Q:

A man sold a watch at a loss of 5%. If he would have sold it for Rs. 27 more, he would have gained 7%. The cost price of the watch is -

975 0

  • 1
    Rs. 325
    Correct
    Wrong
  • 2
    Rs. 225
    Correct
    Wrong
  • 3
    Rs. 500
    Correct
    Wrong
  • 4
    Rs. 375
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Rs. 225"

Q:

What will be the area of the curved surface of an elliptical cylinder whose height and diameter are 10 cm and 8 cm respectively?

974 0

  • 1
    20 π
    Correct
    Wrong
  • 2
    168 π
    Correct
    Wrong
  • 3
    80 π
    Correct
    Wrong
  • 4
    40 π
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "80 π"

Q:

What is the area ( in cm2 ) of the circumcircle of a triangle whose sides are 6 cm , 8 cm and 10 cm respectively ? 

974 0

  • 1
    $$ {275\over 7}$$
    Correct
    Wrong
  • 2
    $$ {2200\over 7}$$
    Correct
    Wrong
  • 3
    $$ {550\over 7}$$
    Correct
    Wrong
  • 4
    $$ {1100\over 7}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {550\over 7}$$"

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully