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Question 1187411: When two hoses are connected to a swimming pool, they can fill the pool in 4 hrs if both are open. If only the larger hose is open, it can fill the pool in 6 hrs less than the smaller hose. How long will it take each hose to fill the pool?
Click here to see answer by ikleyn(52781)  |
Question 1187410: A car traveling at a uniform speed reached its destination 400 kilometers away from the city. On the return trip, because of motor trouble, the speed was reduced by 10 kilometers per hour causing the car to stay on the road 2 hours longer. Find the following:
a. speed of the car going to its destination and;
b. speed on its return trip
Click here to see answer by ikleyn(52781)  |
Question 1189414: Rosemarie Reyes is an accounting clerk of felcris Centrale located in Davao City. She earns a monthly salary of P 17,680. In one particular month, she incurred an overtime of 6 hours. Assume that she worked for 26 ordinary workdays for that month.
1.What is her over time rate?
2. What is her total over time pay for the month?
3. What is her gross earnings for the month?
Click here to see answer by ikleyn(52781)  |
Question 1190098: Topics In Contemporary Math
Exponential Growth
5) The population of bison was almost hunted to extinction when the United States
expanded westward. The population decreased by 40% per year when the expansion
began in 1803. If the herds of bison originally contained 500,000 bison, how many were
left in 1820?
Click here to see answer by josgarithmetic(39617) |
Question 1190097: Topics In Contemporary Math
Exponential Growth
4) A culture of paramecia contains 75 organisms. Assuming the presence of sufficient food
and physical room, the culture increases by 30% per hour. How many paramecia would
there be after 12 hours?
Click here to see answer by math_tutor2020(3817) |
Question 1190097: Topics In Contemporary Math
Exponential Growth
4) A culture of paramecia contains 75 organisms. Assuming the presence of sufficient food
and physical room, the culture increases by 30% per hour. How many paramecia would
there be after 12 hours?
Click here to see answer by Alan3354(69443)  |
Question 1190096: Topics In Contemporary Math
Exponential Growth
3) The population of Formics (an alien, ant-like species) grows by 13% per day after they
invaded Earth. If the initial invading force included 300 Formics, how many would there
be after 11 days?
Click here to see answer by MathLover1(20849)  |
Question 1190146: Topics In Contemporary Math
Exponential Growth
1) The population of fuzzy quadrupeds doubles every month after they are introduced to a
new region. Suppose 5 fuzzy quadrupeds are accidentally introduced to Springfield when
a family visited the region to which fuzzy quadrupeds are native. How many fuzzy
quadrupeds would there be after one year (12 months)?
Click here to see answer by greenestamps(13200)  |
Question 1190144: Topics In Contemporary Math
Exponential Growth
6) When Professor Holzβ cats were allowed outside, the population of birds and small fuzzy
animals (chipmunks, squirrels, and rabbits) slowly decreased (both of his kitties are pretty
good hunters!) The total population of the other animals decreased by 1% per week. If
the neighborhood originally had 500 animals, how many were left after two years (104
weeks)?
Click here to see answer by greenestamps(13200)  |
Question 1190167: Your mother went to the local public market and asked the market vendor to give her 20 kg of rice worth Php 1920. The only available variety of rice is Jasponica white rice (JWR) at Php 90 per kg. How many kilograms of each variety should the market vendor mix?
Click here to see answer by ikleyn(52781)  |
Question 1190093: Topics In Contemporary Math
Exponential Growth
1) The population of fuzzy quadrupeds doubles every month after they are introduced to a
new region. Suppose 5 fuzzy quadrupeds are accidentally introduced to Springfield when
a family visited the region to which fuzzy quadrupeds are native. How many fuzzy
quadrupeds would there be after one year (12 months)?
Click here to see answer by Boreal(15235)  |
Question 1190254: Topics In Contemporary Math
Arguments
Use truth tables to determine if each of the following arguments are valid or invalid.
3) I will not wear a Speedo at the beach or I will be embarrassed.
I am not embarrassed.
Therefore, I did not wear a Speedo at the beach.
Click here to see answer by Edwin McCravy(20055)  |
Question 1190253: Topics In Contemporary Math
Arguments
Use truth tables to determine if each of the following arguments are valid or invalid.
2) If you are superstitious, then do not walk under a ladder.
If you do not walk under a ladder, then you are superstitious.
Therefore, you are superstitious and you do not walk under a ladder.
Click here to see answer by Solver92311(821)  |
Question 1190252: Topics In Contemporary Math
Arguments
Use truth tables to determine if each of the following arguments are valid or invalid.
1) Ted will get a Big Mac or a Whopper with cheese.
Ted did not get a Whopper with cheese.
Therefore, Ted got a Big Mac.
Click here to see answer by Solver92311(821)  |
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