Question

in which of the following cases is there direct variation between the two given quantities.
a ) 10 workers finish a job in 6 days in how many days will 20 workers finish the same job
b) Aakash runs at a uniform speed if it covers 135 kilometre in 3 hours how much distance will it cover in 2 hours
c) attack can completely fill a tank in 11 /2 hours how much of it can be filled in 3/4 hours
d) cotton cloth was purchased at rupees 230 per metre how much will 12 metre of cloth cost ​

Answer 1

Step-by-step explanation:

I guess in option A..........

Answer 2

Answer:

(b)

(c)

(d)

are in direct proportion (a) is in inverse proportion