Simplification for IBPS clerk test 1-Solved questions with detailed explanations for SSC, IBPS PO, SBI PO, RRB, RBI, CSE, CGL, CHSL, CDA, CSE, UPSC

21)

What will come in place of question mark (?) in the following questions?

$216 \times 5+102 \times 4 =?$

[Haryana Garmeen Bank (po)]

A)
94228
B)
1488
C)
1848
D)
92448
E)
None of these

Answer: Option B

Explanation

In the above question

we use BODMAS rule,

$\begin{array}{l} =216 \times 5+102 \times 4 \end{array} \begin{array}{l} = 1080 + 408 \end{array} = 1488$

Hence, Option B is corrcet.

Discussion

22)

$- 76 \times 33 + 221 =?$

[NABARD (PO), 2009]

A)
-2287
B)
-19304
C)
2287
D)
19304
E)
None of these

Answer: Option A

Explanation

In this question

We apply BODMAS rule,

$\begin{array}{l} So, (- 76 \times 33) + 221 \\ = - 2508 + 221 \\ = - 2287 \\ [ here, sign is negative as 2508 > 221] \end{array}$

Hence, Option a is correct.

Discussion

23)

$2115÷?=94 \times 15$

[Dena Bank (PO),2008]

A)
1.25
B)
2.75
C)
1.5
D)
3
E)
None of these

Answer: Option C

Explanation

In this question

We use BODMAS rule

$\begin{array}{l} \Rightarrow 2115 / ? = 94 \times 15 \\ \Rightarrow \frac{2115}{?} = 94 \times 15 \\ \Rightarrow ? = \frac{2115}{94 \times 15} =1.5 \end{array}$

Hence, Option C is correct.

Discussion

24)

$518 \times ? \times 9 = 303030$

[Dena Bank (PO), 2008]

A)
75
B)
65
C)
85
D)
55
E)
None of these

Answer: Option D

Explanation

In this above question

We use BODMAS rule,

$\begin{array}{l} So, 518 \times ? \times 9 = 303030 \end{array} \begin{array}{l} ? = \frac{303030}{518 \times 9} \end{array} \begin{array}{l} = \frac{303030}{4662} \end{array} = 65$

Hence, Option D is correct.

Discussion

25)

5982+1345+736-?=4588+992

[Dena Bank (PO), 2008]

A)
2485
B)
2480
C)
2473
D)
2467
E)
None of these

Discussion

Simplification-Test 1 (Based on VBODMAS rule)

Answer: Option B

Answer: Option A

Answer: Option C

Answer: Option D

Answer: Option E