I can’t do these right off hand but look them up on google and google will tell you exactly how to do and if you type in the problem it will explain how to the the problem as well , I hope you understand and this helped you.
Answer:
you must send 25 msgs to have the same cost
Step-by-step explanation:
x = n of messages
15+ (0.25x ) = 20 + (0.05x)
0.2x = 5
x = 25
Answer:
80
Step-by-step explanation:
ramans ratio is 2:3
so in 150ml there are 2 parts of juice and 3 parts of water
2x + 3x = 150
x = 30
so, juice in 150 ml of raman's mixture = 2x = 2* 30 = 60ml
meera ratio is 1:4
similarly,
1y + 4y = 100
y = 20
so, juice in 100 ml of meera's mixture is y = 20ml
so, quanitity of juice in final mixture is 60 + 20 = 80
Answer:
c.0.13
Step-by-step explanation:
