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jeo
Questions (8)
By selling a clock for rs 600 a man loses 25%. what should be the selling price for a profit of 25%.
1 answer
432 views
Krishan bought 2400 bananas at rs 15 a dozen. he sold 1350 of them at rs 4 and the remaining at 5 for rs 8. fins his gain or
1 answer
380 views
A man sold two clocks for rs 240 each, gaining 20% on one and losing 20% on the other find his gain or loss percent?plz reply
2 answers
424 views
A newspaper vendor sells newspapers at a commission of 6%. He earns rs 75 per day. what is the cost of newspapers?
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1 answer
542 views
A newspaper vendor sells newspapers at a commission of 6%. He earns rs 75 per day. what is the cost of newspapers?
1 answer
527 views
fatima bought 1200 eggs at rs.16 a dozen. At what price per hundred must she sell the eggs so as to earn a profit of 15%. plz
2 answers
3,481 views
if triangle ABC is equilateral,BD\BC=1\3 and AF\AB=1\3.what is the ratio of the area of triangleABC to the shaded area?
1 answer
806 views
A woman lifts her 100-N child up one meter and carries her for a distance of 50 m to the child’s bedroom. How much work does
3 answers
1,398 views
Answers (4)
c.p of eggs per dozen=rs 16 s.p of eggs per dozen= c.p + profit = rs 16 + 0.15*16 = rs 16 + 2.4 = rs 18.4 But you want the selling price per hundred so : 18.4/12 = x/100 x = 100(18.4)/12 = 153.333...
The child does no work. The woman lifting the child does 2925 joules
um it looks like your having the same issue i had. try using -140 as your answer. my values were the same as yours except i had 7.6 mols and my final answer came out to 20 degrees lower than what i calculated using the same equation u used.
did you try to subtract 273.15? it did want the answer in Celsius not kelvin
