Answer:
$1.75
Step-by-step explanation:
4.5-2.75=1.75
Answer:
given,
selling price (sp)=rs 5 ×30
=rs 150
now, gain %=20%
cost price (cp)=


therefore cp= rs125
now,
again in 2nd case
sp= rs 27×5
therefore sp=rs 135
and cp= rs125
now, sp>cp so,

or, gain=

therefore gain %= 8%.... is answer
<em>hope</em><em> </em><em>it</em><em> </em><em>helps</em><em>.</em><em>.</em>
Answer:

Step-by-step explanation:
Let us suppose that items carried by one hiker is
We know that everyone will carry same number of items
hence for a group of
hikers, total number of items will be 
The answer would be 46,47,48,49
Easy, first turn the factions into deciamls, then so 1.16-7.8=6.64. So, 6.64