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Surjeet bought 48 packets of red balloons, 66 packets of blue balloons, and 35 packets of yellow balloons. Each pack contained a dozen balloons. He mixed them up and gave away 213 balloons. Then, he repacked the remainder into packets of 25 balloons each. How many packets of balloons did he repack?
In a basket there are 4 orange balloons and 8 yellow balloons. 2 balloons are taken without replacement. What is the probability that the 2 first balloons are yellow?
A packet contains 3 yellow balloons, 4 blue balloons and 5 green balloons. In how many ways can 4 balloons be drawn from the box, if at least one blue balloon is to be included in the draw?
A circus has a joker who uses certain balloons, balls and hats. The ratio of balls and balloons is 7 : 9. The ratio of balls and the hats is 3 : 10. The sum of the number of hats and balloons is 194. Find the number of balls.
Two circular elastic balloons are filled with air, one of the balloons is kept in a water tub filled with water at 0°C and the other in water at room temperature. What is the relationship between the diameters of those balloons?
Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: All rocks are oceans. All oceans are balloons. Some watches are balloons. Conclusions: I. Some balloons are rocks. II. Some watches are oceans. III. All oceans are rocks.
Helium gas is used in gas balloons instead of hydrogen gas because it is
A cylindrical bucket of height 150 cm and radius 50 cm is full of water. A person wants to fill spherical balloons of radius 5 cm each with the water in the bucket. How many balloons can he fill completely with the water present in the bucket?
Statement: The ration Cp/Cv is more for helium gas than that for hydrogen gas. Reason: Atomic mass of helium is more than that of hydrogen.
In the question below, is given a statement followed by two conclusions numbered I and II. You have to assume everything in the statement to be true, then consider the two conclusions together and decide which of them logically follows beyond a reasonable doubt from the information given in the statement. Give answer: (A) If only conclusion I follows (B) If only conclusion II follows (C) If either I or II follows (D) If both I and II follow. STATEMENT: Sun consists of huge amount of Helium. Sun is a typical midsize star. CONCLUSION 1: Most midsize stars will have at least some Helium. CONCLUSION 2: Large stars have more helium as compared to smaller stars.