General Aptitude
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Q. A boat travels 30 km downstream in 2 hours. If the speed of the stream is 5 km/h, what is the speed of the boat in still water?
Q. A boat travels 40 km upstream in 5 hours. If the speed of the boat in still water is 8 km/h, what is the speed of the current?
Q. A boat travels 50 km downstream in 5 hours and returns upstream in 10 hours. What is the speed of the stream?
Q. A boat travels 50 km downstream in 5 hours. If the speed of the current is 5 km/h, what is the speed of the boat in still water?
Q. A box contains 10 balls, 7 of which are white. If one ball is drawn at random, what is the probability that it is not white?
Q. A box contains 10 balls: 3 are blue, 4 are red, and 3 are green. What is the probability of drawing a blue ball?
Q. A box contains 10 balls: 3 are red, 4 are blue, and 3 are green. What is the probability of drawing a blue ball?
Q. A box contains 10 balls: 4 are blue, 3 are green, and 3 are red. What is the probability of drawing a red ball?
Q. A box contains 10 balls: 4 blue, 3 green, and 3 red. What is the probability of drawing a red ball?
Q. A box contains 10 balls: 4 red, 3 blue, and 3 green. What is the probability of drawing a blue ball?
Q. A box contains 10 balls: 6 white and 4 black. If one ball is drawn at random, what is the probability that it is not black?
Q. A box contains 10 chocolates, 4 of which are dark chocolate. What is the probability of randomly selecting a dark chocolate?
Q. A box contains 10 chocolates, 4 of which are dark chocolate. What is the probability of selecting a dark chocolate?
Q. A box contains 4 green, 6 yellow, and 10 red marbles. What is the probability of picking a yellow marble?
Q. A box contains 4 white and 6 black balls. If one ball is drawn at random, what is the probability that it is black?
Q. A box contains 4 white, 5 black, and 6 red balls. What is the probability of picking a black ball?
Q. A box contains 5 white and 3 black balls. If one ball is drawn at random, what is the probability that it is black?
Q. A building casts a shadow of 10 meters when the angle of elevation of the sun is 45 degrees. What is the height of the building?
Q. A building casts a shadow of 10 meters when the angle of elevation of the sun is 30 degrees. What is the height of the building?
Q. A building casts a shadow of 20 meters when the angle of elevation of the sun is 45 degrees. What is the height of the building?
Q. A building is 120 meters tall. From a point 80 meters away from the base of the building, what is the angle of elevation to the top of the building?
Q. A building is 20 meters tall. If a person standing 15 meters away from the building sees the top at an angle of elevation of θ, what is sin(θ)?
Q. A building is 24 meters tall. If a person is standing 32 meters away from the base of the building, what is the angle of elevation to the top of the building?
Q. A building is 80 meters tall. From a point 60 meters away from the base of the building, the angle of elevation to the top of the building is what?
Q. A building is 80 meters tall. From a point 60 meters away from the base of the building, what is the angle of elevation to the top of the building?
Q. A building is 80 meters tall. From a point on the ground, the angle of elevation to the top of the building is 60 degrees. How far is the point from the base of the building?
Q. A bus travels at a speed of 70 km/h. How far will it travel in 3.5 hours?
Q. A bus travels from City A to City B, a distance of 180 km, at a speed of 90 km/h. How long does the journey take?
Q. A calendar is printed every year. If 5 calendars are printed in 5 years, how many are printed in 10 years?
Q. A calendar is printed in 2023. How many days until the next leap year?
