GCD: Problem Set and Answer
Math Problem Set
1. Sam was buying hot dogs and hot dog buns for a backyard barbeque. Hot Dogs come in packs of 16, but buns come in packs of 12. How many packs of each will Sam have to buy so that there are no hot dogs or buns left over?
2. A florist has 72 roses, 84 tulips and 48 orchids that she wants to use to create bouquets. What is the largest number of identical bouquets she can put together without having any owers left over?
3. Three alarm clocks are set o at the same time. If the rst one beeps every 9
seconds, the second one beeps every 12 seconds and the third one beeps every 15 seconds, how long will it be until they beep at the same time?
4. Vince has three pieces of rope with lengths of 300 cm, 312 cm and 396 cm. He wants to cut the three pieces of rope into smaller pieces of equal length with none left over.
(a) What is the greatest possible length of each of the smaller pieces of rope?
(b) How many of the smaller pieces of rope will he have altogether?
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A student multiplies
A student multiplies the month and the day in which he was born by 31 and 12
respectively. The sum of the two resulting products is 170.
Find the month and the date in which he was born !
Mathematics module: Composition and Inverse Functions
“Sharing never lose”. Perhaps the phrase that’s good for the bloggers who always share their experiences, free tutorials, instructions and so forth. I am also a blogger. Crossing in the Internet is almost 3 years. One thing that I can conclude by sharing with others is that I have a feeling satisfied. Might ask: “What I have shared premises?”. The classic answer is charity. But with doing a good deed, the door of fortune will always be opened for us. I never thought of profit and loss if it is shared. Principle, God would know all of our effort.
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