By Miranda Menestrina
- **Feb 3**, 02:00 AM

Math
How many times will the digit 7 be written when listing the integers from 1 to 1000?
A. 110
B. 111
C. 271
D. 300
E. 304
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
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By Miranda Menestrina
- **Feb 2**, 02:00 AM

Math
The population of Linterhast was 3,600 people in 1990 and 4,800 people in 1993. If the population growth rate per thousand is constant, then what will be the population in 1996?
A. 6,000
B. 6,400
C. 7,200
D. 8,000
E. 9,600
Question Discussion & Explanation
Correct Answer - B - (click and...

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By Miranda Menestrina
- **Jan 29**, 02:00 AM

Math
A ship is transporting several cats and a crew (sailors, a cook, and a one-legged captain) to a nearby port. If these passengers combined have 15 heads and 41 legs, then how many cats is the ship transporting?
A. 3
B. 5
C. 6
D. 7
E. 8
Question Discussion &...

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By Miranda Menestrina
- **Jan 26**, 02:00 AM

Math
Three cannons are firing at a target. If their individual probabilities to hit the target are 0.3, 0.4, and 0.5 respectively, what is the probability that none of the cannons will hit the target after one round of fire?
A. 0.06
B. 0.12
C. 0.21
D. 0.29
E. 0.94
Question Discussion...

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By Miranda Menestrina
- **Jan 22**, 02:00 AM

Math
Today John is 3 times as old as Mark. If in 13 years, John will be one year younger than twice the age of Mark on that day, how old is John today?
A. 13
B. 33
C. 36
D. 38
E. 39
Question Discussion & Explanation
Correct Answer - C -...

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