Different Ways to Form a Group
12 students run for Environmental Club Leadership Council which includes a President, Vice President, and Secretary. How many distinct Councils can be formed?
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Finding All Possible Ways – SAT/ACT Math Review
In a group of 8 girls and 4 boys, how many ways are there to select 2 boys and 2 girls?
Extra Probability Examples
abc is a randomly selected 3 digit integer from 100 to 999. Find the probability that abc contains exactly 1 digit that is an 8.
SAT and ACT Math: Random Selection
The Eagleneck gym has 6 bikes that 9 athletes want to use. At 5pm they randomly select one athlete per bike. If Alan, Bob, Caryn, Darrel, Edgar, and Frank are 6 of the athletes, find the probability that they are all selected.
SAT and ACT Percents Sample Problem
The final price of a computer is C dollars. This is after a 15% off coupon, 8% sales tax and 4% employee discount. Find an expression for I, the initial price, in terms of the final price.
Tax and Discount Math Problems
The final price of a TV is $490 after a 9% tax and 18.25% discount. Find the original price.
Probability Problems for SAT & ACT
Review Gender and Happiness are independent. The probability that a person is female is .5. The probability of being happy is .35. Find the probability that a randomly selected person is an unhappy male.
Review for the PSAT
1. Transition words Be extremely careful when choosing the correct transition word. Several options may be grammatically correct, but only one will make sense in context. Some transition words indicate a contrast: however, although, since, regardless, in contrast to Some transition words are used for a concluding point or for cause and effect: therefore Some[…]
Even More Tips for the PSAT
1. READING: For vocab in context, reread the sentence 4 times plugging in each option. 2. READING: For reading passages, read the passage FIRST and then answer all questions. 3. Overall-stay calm. Remember how prepared you are. NO colleges will see your PSAT score. Do the best you can. Watch the clock and don’t let[…]
Key Tips for Back to School Success
1. Start early. Make sure all summer reading is complete so your child does not start the year behind. 2. Make a plan. Talk with your child and together make a nightly schedule for homework, sports, and family time. 3. Integration. Reach out to your child’s teachers, advisors, and administrative mentors as soon as possible.[…]