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Question Detail
\begin{aligned}
\frac{4+4 \times 18 -6 - 8}{123 \times 6 - 146 \times 5 }
\end{aligned}
- 7.50
- 7.75
- 8
- 8.05
Answer: Option B
Explanation:
\begin{aligned}
\frac{4+72-6-8}{738-730}
\end{aligned}
\begin{aligned}
= \frac{76-14}{8}
\end{aligned}
\begin{aligned}
= \frac{62}{8} = 7.75
\end{aligned}
1. Company workers decided to raise Rs. 3 lakhs by equal contribution from each. Had they contributed Rs. 50 each extra, the contribution would have been Rs. 3.25 lakhs. How many workers were they?
- 300
- 400
- 500
- 600
Answer: Option C
Explanation:
N * 50 = (325000 - 300000) = 25000
N = 25000 / 50
= 500
2. 7500 + (1250 / 50)
- 7500
- 7525
- 7550
- 8000
Answer: Option B
Explanation:
As per BODMAS rule first we will solve the terms in the bracket then other.
= 7500 + (25) = 7525
3. 18800 / 470 / 20
- 1
- 2
- 3
- 4
Answer: Option B
Explanation:
18800 / 470 / 20 = (18800 / 470) / 20 = 40 / 20 = 2
4. Simplify
\begin{aligned} 1+\frac{1}{2}+\frac{1}{4}+\frac{1}{7}+\frac{1}{14}+\frac{1}{28} = ? \end{aligned}
- 2
- 2.3
- 2.6
- 5
Answer: Option A
Explanation:
By taking LCM we get
=\begin{aligned} \frac{28+14+7+4+2+1}{28}
= \frac{56}{28} = 2\end{aligned}
5. 5004 / 139 - 6
- 25
- 27
- 29
- 30
Answer: Option D
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