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7th Grade > Mathematics

MATHS PROBLEMS MCQs

Total Questions : 33 | Page 2 of 4 pages
Question 11. The probability of getting a multiple of 5 if a two digit number is written down at random is
  1.    1⁄5
  2.    2⁄5
  3.    3⁄5
  4.    4⁄5
 Discuss Question
Answer: Option A. -> 1⁄5
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 12. Two numbers whose sum is 67 and difference is 3, the numbers are
  1.    33 and 34
  2.    32 and 35
  3.    34 and 56
  4.    6 and 15
 Discuss Question
Answer: Option B. -> 32 and 35
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 13. For the equation x = a the graph will be
  1.    Parallel to x-axis
  2.    Parallel to y-axis
  3.    Remain at origin
  4.    None of above
 Discuss Question
Answer: Option B. -> Parallel to y-axis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 14. A triangle has base (x + 2)cm and height (7 - x) cm, the equation for area is
  1.    5x + 34
  2.    23x² + 2x + 5
  3.    45x² + 34x + 4
  4.    7 + 5x⁄x - x²⁄2
 Discuss Question
Answer: Option D. -> 7 + 5x⁄x - x²⁄2
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 15. The sum of two numbers is 48 and smaller one is equal to one fifth of larger number, the numbers are
  1.    40 and 8
  2.    35 and 70
  3.    3 and 9
  4.    15 and 30
 Discuss Question
Answer: Option A. -> 40 and 8
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 16. Solve for value of x and y if 5x - y = 5 and 3x + 2y = 29
  1.    x = 12, y = 3
  2.    x = 1, y = 4
  3.    x = -3, y = 24
  4.    x = 3, y = 10
 Discuss Question
Answer: Option D. -> x = 3, y = 10
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 17. A bag contains 15 balls of which x are red, the probability of getting a red ball at random from the bag is
  1.    x⁄14
  2.    x⁄16
  3.    x⁄15
  4.    15⁄x
 Discuss Question
Answer: Option C. -> x⁄15
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 18. Show that 6,8 and 10 form a Pythagorean triple
  1.    6²
  2.    8²
  3.    12²
  4.    10²
 Discuss Question
Answer: Option D. -> 10²
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 19. If the mean of 6 numbers is 41 then the sum of these numbers is
  1.    250
  2.    246
  3.    134
  4.    456
 Discuss Question
Answer: Option B. -> 246
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 20. Solving the equations 1⁄3(x + y) = 1⁄5(x - y), 3x + 11y = 4 gives
  1.    x = 1, y = 4
  2.    x = 5, y = 6
  3.    x = 16, y = -4
  4.    x = -4, y = 16
 Discuss Question
Answer: Option C. -> x = 16, y = -4
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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