The answer is D 75% of the original volume is left.
Answer: 78 rupees
Explanation: since 10 pens cost 60 rupees you can divide 60 by 10 to get the cost of a single pen. The cost of a single pen is 6 rupees so you can multiply that by 13 to find the cost of the 13 pens.
10p=60
60/10=6
p=6
so
13x6=78
Hope this helped! :)
Answer:
where are the other statements
Step-by-step explanation:
Answer:
Step-by-step explanation:
1a:
3/1. 24/8 simplifies to 3/1.
1b:
18 points. The numerator and denominator of 3/1 can be multiplied by 18 to get 54/18.
2a:
2.45/1. 73.3/30 simplifies to 2.45/1.
2b: I don't really know, someone else might have to answer, but I hope what I did put helps!
2 (x-3)=3 (x+3) writing it down in equation form
2x-6=3x+9 removing brackets
2x-3x=9+6 collecting like terms
-×=15 divide it by -1
x=15
