Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 1144982: Hi
Tom traveled for 2 hours at 10mph then stopped for 1 hour then continued to travel at the same speed.Gerald started his travel along the same route 3.75 hours laterthan tom at 32mph.
how far from the starting point will gerald be when he catches up with tom.
thanks
Click here to see answer by richwmiller(17219)  |
Question 1144982: Hi
Tom traveled for 2 hours at 10mph then stopped for 1 hour then continued to travel at the same speed.Gerald started his travel along the same route 3.75 hours laterthan tom at 32mph.
how far from the starting point will gerald be when he catches up with tom.
thanks
Click here to see answer by greenestamps(13198)  |
Question 1145013: Amir writes the number 587.491 in expanded form but leaves out one of the digits by accident. The place value of the digits he leaves out is 100 times greater than the place value of the 9. Which digit did Amir forget to include, and how should the number be written in the expanded form?
Click here to see answer by josgarithmetic(39616) |
Question 1145089: A survey of 830 workers in a plant indicated that 520 owned houses, 560 owned cars, 275 owned boats, 350 owned cars and houses, 220 owned houses and boats, 160 owned cars and boats, and 150 owned all three.
How many of the workers did not own any of the three items?
How many of the workers owned only two of the items?
Click here to see answer by ikleyn(52775)  |
Question 1145257: A group of 100 people, some students and some faculty, attended a museum opening. Each student paid $10 per person for entrance to the museum and each faculty paid$25 per person for entrance. If the total paid, for all 100 people, was $1300, how many students attended the museum opening?
Click here to see answer by josgarithmetic(39616) |
Question 1145257: A group of 100 people, some students and some faculty, attended a museum opening. Each student paid $10 per person for entrance to the museum and each faculty paid$25 per person for entrance. If the total paid, for all 100 people, was $1300, how many students attended the museum opening?
Click here to see answer by ikleyn(52775)  |
Question 1145325: In a certain medical test designed to measure carbohydrate tolerance, an adult drinks 9 ounces of a 20% glucose solution. When the test is administered to a child, the glucose concentration must be decreased to 10%. How much 20% glucose solution and how much water should be used to prepare 9 ounces of 10% glucose solution?
Click here to see answer by josgarithmetic(39616) |
Question 1145368: In a certain medical test designed to measure carbohydrate tolerance, an adult drinks 3 ounces of a 40% glucose solution. When the test is administered to a child, the glucose concentration must be decreased to 10%. How much 40% glucose solution and how much water should be used to prepare 3 ounces of 10% glucose solution?
Click here to see answer by josgarithmetic(39616) |
Question 1145419: 1. Write down the mathematical definition of a function.
2. Go out in the "real world" and find some relationship that illustrates the concept of a function. Write a description of this relationship explaining why you think this fits the mathematical definition of a function.
3. List or describe the elements in the domain of your “real world” example.
4. List or describe the elements in the range of your “real world” example.
5. Could the domain and range be interchanged and this relationship still represent a function? Explain why or why not in terms of the definition you wrote in #1.
Click here to see answer by josgarithmetic(39616) |
Question 1145514: Found this tip:
To convert inches to millimeters. add 1/4 inch for every 15 inches, then multiply by 25. Accurate to within + - 0.09%
15 + 1/4 = 15.25 * 25 = 381.25
15.25 * 25.4 = 387.35
Where am I correct?
Click here to see answer by ikleyn(52775)  |
Question 1145656: An amphitheater has a number of rows with 30 seats in the first row, 32 in the second, 34 in the third and so on.
The question is: How many rows should be there to get 3950 seats?
--
I know that the formula to get the number of seats in a row is Sn(n/2)(a1+1n). But I'm struggling to figure out a formula to figure out how many rows there are given the number of seats.
Thanks
Click here to see answer by ikleyn(52775)  |
Question 1145656: An amphitheater has a number of rows with 30 seats in the first row, 32 in the second, 34 in the third and so on.
The question is: How many rows should be there to get 3950 seats?
--
I know that the formula to get the number of seats in a row is Sn(n/2)(a1+1n). But I'm struggling to figure out a formula to figure out how many rows there are given the number of seats.
Thanks
Click here to see answer by greenestamps(13198)  |
Question 1145656: An amphitheater has a number of rows with 30 seats in the first row, 32 in the second, 34 in the third and so on.
The question is: How many rows should be there to get 3950 seats?
--
I know that the formula to get the number of seats in a row is Sn(n/2)(a1+1n). But I'm struggling to figure out a formula to figure out how many rows there are given the number of seats.
Thanks
Click here to see answer by solver91311(24713)  |
Question 1145762: Jim cashed a paycheck and gave his son $10. He then spent $30 on fuel for his car and half of the remaining money on a new tent. He bought a pair of running shoes for $29.45 and had $17.75 left. How much did he receive when he cashed his paycheck?
Click here to see answer by richwmiller(17219)  |
Question 1145912: Someone works for 50 weeks at 40 hours per week and wastes 15 minutes each workday, they will be paid for an amount of time for work not done.
Determine amt. of time.
I used Monday - Friday at 40 hrs.
50 weeks = .9615 years
15 min. = .25 hrs.
Not sure how to solve. Non-homework.
Click here to see answer by josgarithmetic(39616) |
Question 1145911: Someone works for 50 weeks at 40 hours per week and wastes 15 minutes each workday, they will be paid for an amount of time for work not done.
Determine amt. of time.
I used Monday - Friday at 40 hrs.
50 weeks = .9615 years
15 min = .25 hrs.
Not sure how to solve. Non-homework.
Click here to see answer by josgarithmetic(39616) |
Question 1145936: An inch of rain on an acre of land weighs n amt. Determine weight.
A cu. ft. of water = 7.5 gal., weighs 62.5 lbs.
1 in. = .083333 ft.
.083333 * 43560 = 3269.985 cu. ft.
3269.985 * 7.5 = 24524.88 gal.
24524.88 * 62.5 = 1532805 lbs. = 766.40 tons
Where did I miscalculate?
Click here to see answer by josgarithmetic(39616) |
Question 1145936: An inch of rain on an acre of land weighs n amt. Determine weight.
A cu. ft. of water = 7.5 gal., weighs 62.5 lbs.
1 in. = .083333 ft.
.083333 * 43560 = 3269.985 cu. ft.
3269.985 * 7.5 = 24524.88 gal.
24524.88 * 62.5 = 1532805 lbs. = 766.40 tons
Where did I miscalculate?
Click here to see answer by Alan3354(69443)  |
Question 1145967: The following data was collected from 10 visitors to Disneyland. A researcher stood at the entrance gate and interviewed the first 10 families that agreed to participate. Each family was asked, “How many times have you been to Disneyland?” The data values were: 1, 1, 2, 2, 2, 2, 3, 3, 4, 7. The average number of visits was calculated and reported.
Is this an observational or experimental study?
Click here to see answer by Theo(13342)  |
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