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Start learning 50% faster. Sign in nowLet the distance be x, then, Upstream speed = 21(3/2)km/h - 12.5 km/h ⇒ 22.5 - 12.5 ⇒ 10 km/h Downstream speed = 22.5 km/h + 12.5 km/h = 35 km/h According to the question, (x/10) + (x/35) = 40/60 ⇒x(1/10 + 1/35) = 2/3 ⇒x(45/350) = 2/3 ⇒x = (2 × 70)/(3 × 9) x = 5(5/27) km
Statements: All Bikes are Cars.
Some Cars are scooty.
Conclusions:I. Some Bikes are scooty.
II. Some Cars are Bikes.
III....
Statements: Some hawk are cuckoo.
All cuckoo are duck.
Conclusions: I. some hawk ...
Statements: Chapter % Topics Topics # Number Paragraph & Heading Number @ Paragraph
Conclusion:
I. Paragraph $ Topics
II. ...
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Only Black is Red.
No Black is White.
Some White are Brown.
Conclusion:
Some Brown can be Red.
...Statements:
Only poles are wires
Only few poles are ornaments
All ornaments are copper
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I. All p...
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No pen is box.
No box is pencil.
No pencil is eraser.
Conclusions:
I. No pen is pencil.
II. ...
Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at varian...
Statements-:
Some Reds are blues.
No Blues are white.
Some Blacks are white.
Conclusions-:
I. All black are def...
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All Time are Clock.
Only a few Time is Minute
All Minute are Second.
Conclusions:
I. Some Cloc...
Three statements are given followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at varianc...
