Statements:
No guitar is a violin.
Some violins are pianos.
All sitars are pianos.
Conclusions:
I. Atleast some pianos are violins.
II. Some guitars are not pianos.
Some violins are pianos(I) ⇒ Conversion ⇒ Some pianos are violins(I). Hence, conclusion I follows. No guitar is a violin(E) + Some violins are pianos(I) ⇒ Some pianos are not guitars(O*). Hence, conclusion II does not follow.
[4(1/3) + 4(1/4)] × 24 – 62 = ?2
(350/?) = 23 + 33
√(1889 – 125) + √(841 – 165) = ?
(23.95)2 – (25.006)2 + (8.0099)2 – (7.07)2 = ? - (14.990)2
432 ÷ ? × 2552 ÷ 44 = 2088
84% of 8400 + 42% of 6120 =?
∛157464 =?
(1225/25) - (192/96) + (50/5) = ?
240 × 2.5 + 65 × 2/13 = ?2 - √225
22 – 15 + 20 × 18 ÷ 6 – 34 = ?