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ICSE/ISC->Std 9 Questions

Total Questions 175
a man covers a distance of 180km BY HIS CAR AT A UNIFORM SPEED.HAD THE SPEED BEEN 6km/hr LESS IT WOULD HAVE TAKEN ONE HOUR MORE TO COVER THE SAME DISTANCE.FIND THE ORIGINAL SPEED OF CAR.
THE LONGEST SIDE OF A RIGHT ANGLED TRIANGLE IS 3m MORE THAN TWICE THE SHORTEST SIDE AND THE THIRD SIDE IS 6cm less than the longest side .find the sides of the triangle.
IN A RELIEF CAMP,A SUM OF 14400 WAS DIVIDED EQUALLY AMONG A CERTAIN NUMBER OF PERSONS.HAD 15 PERSONS LEFT THE RELIEF CAMP,EACH WOULD HAVE RECEIVED Rs160 MORE?FIND THE ORIGINAL NUMBER OF PERSONS IN THE RELIEF CAMP.
A SUM OF Rs 224 WAS DISTRIBUTED AMONG A CERTAIN NUMBER OF STUDENTS IN A SCHOOL.IF THERE HAD BEEN 4 STUDENTS MORE,EACH WOULD HAVE RECEIVED A RUPEE LESS.FIND THE NUMBER OF STUDENTS
WHEN A PRICE OF AN ARTICLE IS REDUCED BY Rs 3.8 MORE ARTICLES COULD BE BOUGHT FOR Rs 144.FIND THE ORIGINAL PRICE OF EACH ARTICLES
what happens to the energy liberated in respiration? why?
Which rain forest plant is related to pineapples
What does the large intestine absorb into the blood?
what is natural immunity?
two dealers A & B marked an article Rs 500. The dealer A gives successive discount of 40% & 20% while the dealer B gives a successive discount of 30%,20% and 10%.Which is better offer for the customer?
State impotrtant points of Daltons atomic theory?
what is density
Divide 153 into two parts such that 3/5 of one part is equalyo 6/7 of the other part
Iff A adds his present ages of to three times his age 4 years ago, it exceeds three times his present age by 2 year. What is A's present age?
word probems of equations and inequations