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mridrik:
I have a probability question:
4 dice are rolled, what is the probability exactly 3 of the dice end up being different numbers?
 updated 2 years ago
 10 replies
 3 Medals

Bharat90:
Using only elementary geometry, determine angle x. Provide a stepbystep proof. View attachment.
 updated 2 years ago
 4 replies
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leobaby555:
What does ER mean in cells
 updated 2 years ago
 3 replies
 3 Medals

pythagoras123:
A bus was scheduled to travel from Town X to Town Y at constant speed V km/h. If the speed of the bus was increased by 20%, it could arrive …
 updated 2 years ago
 6 replies
 1 Medal

pythagoras123:
Find the smallest number such that
i) it leaves a remainder 2 when divided by 3;
ii) it leaves a remainder 3 when divided by 5;
…
 updated 2 years ago
 8 replies
 2 Medals

cool987654321:
Curtis is buying a figurine that is 5 inches high according to the box. The picture on the box is 8 centimeters high and 6 centimeters wide…
 updated 2 years ago
 2 replies
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cool987654321:
A truck transports 8 cars to an auto dealership. Each car has a gasoline tank capacity of 64 liters. What is the total gasoline tank capa…
 updated 2 years ago
 7 replies
 2 Medals

pythagoras123:
A clock shows a time close to 10 o'clock. It is also noted that the number "10" on the clock, is exactly midway between the minute hand and …
 updated 2 years ago
 8 replies
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pythagoras123:
Calculation question: (see attachment)
 updated 2 years ago
 10 replies
 5 Medals

mikeikuesan:
consider 3 urns. urn A contains 2 white and 4 red balls, urn B contains 8 white and 4 red balls, and urn C contains 1 white and 3 red balls.…
 updated 2 years ago
 2 replies
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pythagoras123:
Solve this geometrical question
 updated 2 years ago
 10 replies
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