A person swims 5km/hr in stilled water, flow of river is 1km/hr. he started swimming from point A and returned to point B in 75 mintutes. how far is point B from A? a) 2.5km b)3km c) 4km d) 5km

1. is 4 and 2. is 3

step-by-step explanation:

so if you look at the first one you see that 1 is to 4 and 2 is to 8 and so on, so you can see for every 1 there is a times 4 so if it were 3 then it would be 3*4 and it is 12

for number 2 it is 3 because 1 is to 3 and 2 is to 6 so for every 1 there is 3 so if it were 3 then there would be 3*3 = 9

admin for giving such valuable information through your article . your article is much more similar to   word unscramble tool because it also provides a lot of knowledge of vocabulary new words with its meanings.