Simplifications Test-2 (Previous Year Question)

Reviewed by Editorial Team
The ProProfs editorial team is comprised of experienced subject matter experts. They've collectively created over 10,000 quizzes and lessons, serving over 100 million users. Our team includes in-house content moderators and subject matter experts, as well as a global network of rigorously trained contributors. All adhere to our comprehensive editorial guidelines, ensuring the delivery of high-quality content.
Learn about Our Editorial Process
| By Ashwin
A
Ashwin
Community Contributor
Quizzes Created: 6 | Total Attempts: 779
| Attempts: 121 | Questions: 10
Please wait...
Question 1 / 10
0 %
0/100
Score 0/100
1. √628 * 17.996 ÷ 15.04 = ?

Explanation

We can approximate the same as √625 *18 / 15 = 25 * 6/5 = 25 * 1.2 = 30

Submit
Please wait...
About This Quiz
Simplifications Test-2 (Previous Year Question) - Quiz

This quiz, titled 'Simplifications Test-2 (Previous year question)', features a series of arithmetic problems that involve operations such as addition, subtraction, multiplication, division, percentages, and square roots, aimed... see moreat testing simplification skills. see less

2. 17.982 + 4.05 * 90.11 ÷ 4.98 =?

Explanation

This can be approximated as 18 square + 4 * 90 / 5
Apply BODMAS, we get,

324 + 4 * 18 = 324 + 72 = 396

Submit
3. 80.04% of 150.16 + 60.02% of 50.07 = ?

Explanation

This can be approximated as 80% of 150 + 60% of 50

80% of 150 = 8*15 = 120
60% of 50 = 6*5 = 30

So 120 + 30 = 150

(Kindly refer Speed Math practice sheets to master percentages calculations)

Submit
4. 1/8 * 121 + 1/5 * 76 - ?  =25

Explanation

We can approximate this as 1/8 * 120 + 1/5 * 75 - ? = 25

15 + 15 - ? = 25

30 - ? = 25

? = 5

Submit
5. Here is an interesting question for you. 7 + 7 ÷ 7 + 7 * 7 - 7 =?

Explanation

Apply BODMAS,

7 + 1 + 49 - 7 = 50

Submit
6. ?+ 30.01% of 651 ÷ 25.05% of 59.98 = 135 

Explanation

This can be approximated as ? + 30% of 650 ÷ 25% of 60 = 135

? + 195 / 15 = 135

? = 122

Submit
7. 3899 ÷ 11.99 - 2379 ÷ 13.97=?

Explanation

This can be approximated as 3900 / 12 - 2380 / 14 = 325 - 170 = 155

Submit
8. 1599 ÷ 39.99 + 4/5 * 2449 - 120.5 = ? 

Explanation

We can approximate this as 1600 ÷ 40 + 4/5 * 2450 - 120

40 + 1960 - 120 = 1880

Submit
9. 1576 ÷ 45.02 + 23.99  * √255 =?

Explanation

This can be approximated as 1576 ÷ 45 + 24 * √256

= 35 + 24 * 16 = 420 (Approx)

Submit
10. 90.05 + 281 ÷ 4 -151.06 = 3√?

Explanation

We can approximate this as 90 + 280/4 - 151

Apply BODMAS rule,

90 + 70 - 151 = 3√?
9 = 3√?
? = 9*9*9 = 729

Submit
View My Results

Quiz Review Timeline (Updated): Mar 15, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 15, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Aug 17, 2017
    Quiz Created by
    Ashwin
Cancel
  • All
    All (10)
  • Unanswered
    Unanswered ()
  • Answered
    Answered ()
√628 * 17.996 ÷ 15.04 = ?
17.982 + 4.05 * 90.11 ÷ 4.98 =?
80.04% of 150.16 + 60.02% of 50.07 = ?
1/8 * 121 + 1/5 * 76 - ?  =25
Here is an interesting question for you. 7 + 7 ÷ 7 + 7...
?+ 30.01% of 651 ÷ 25.05% of 59.98 = 135 
3899 ÷ 11.99 - 2379 ÷ 13.97=?
1599 ÷ 39.99 + 4/5 * 2449 - 120.5 = ? 
1576 ÷ 45.02 + 23.99  * √255 =?
90.05 + 281 ÷ 4 -151.06 = 3√?
Alert!

Advertisement