Question

1.
Q.1 Encircle the correct option from the following.

The ratio 20 seconds : 3 minutes as a single fraction in its lowest terms is:
A. 20 : 3
B. 2:18
C. 1:9 D. 9:1
10 workers can paint a house in 30 days, how many days will 15 workers take
A. 30
B. 40
C. 45
D. None of these
Ifx: y = 1:4 and y: z = 4:9 then xyz = ?
A. 1:4:9 B. 4:1:9
C. 9:4:1 D. 19:4
IV. if M = kya and K = 6 and Y = 2 then M =
A. 12
B. 24
C. 36
D.72
V. The symbol a "is proportional to" was first used in by William Emerson.
A. 1678
B. 1876
C. 1786 D. 1768​

Answer 1

......................mai yeh soch rahi hoo ki itne bade ques ka ans bhi joga kya