• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Number System

Number System
486+32×25—59=?

567
596
528
582

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

528

Number System
20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ?

5800
6000
6080
5976

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

20% of 7600 = 1520Therefore, students who do not play football = 7600 - 1520 = 6080

Number System
The sum of three consecutive multiples of 3 is 72. What is the largest number?

36
27
21
24

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be 3x, 3x + 3 and 3x + 6.Then,3x + (3x + 3) + (3x + 6) = 729x = 63x = 7Largest number = 3x + 6 = 27.

Number System
A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:

145
352
370
253

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the middle digit be x. Then, 2x = 10 or x = 5.So, the number is either 253 or 352. Since the number increases on reversing the digits, so the hundred's digit is smaller than the unit's digit. Hence, required number = 253.

Number System
The sum of two numbers is 25 and their difference is 13. Find their product.

104
325
114
315

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be x and y. Then x + y = 25 and x - y = 13.x = 19; y = 6xy = 19 * 6 = 114

Number System
[(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ?

46.3125
25.3125
26.3125
36.3125

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125

MORE MCQ ON Number System

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑