...1.)The number missing in the sequence 2,6,12,20,x,42,56 is
2.)Find the seventh term of the pattern 0^0 , 1^1, 2^2, 3^3… in standard form
im guessing 6^6. But what is standard form?
3.)The first term of an arithmetic sequence is 33. The common difference is 5. What is the 7^th term in the sequence?
Is it the seventh term or the 7^th term?
4.)Kim bought 4 fish. Every month the number of fish she has doubles. After m months she will have F fish, where F = 4x2^m . How many fish will Kim have after 2 months? 16 fish... you have to compute
5.)Steve wishes to contribute $3,500 to his favorite charities, A and B, in the ratio of 2 to 3. The amount he should contribute to A is : 1,400 yes..
6.)John earns $10 per hour, and Rick earns $ 8 per hour. How long must Rick work in order to earn the same amount of money as John earns in 5 hours?
7.)Jose, a traveling salesman, wants to buy a cell phone to use while he is on the road. His employer allows him $50.00 a month for this expense. He researches different options. Company A’s rate is a min charge of $15.00 per month and $2.00 per minute of usage. Company B’s rate is $17.00 per month and $1.50 per minute usage.
a)Write two equations representing each company’s monthly rate in term of minutes.
b)For his $50.00 per month allowance, how many minutes of usage will he get from each company?
c)Which company permits more usage and by how many minutes?
d)Jose contracts with Company B . In March, Jose uses his cell phon for 19 minutes. What was his monthly bill for March?
Here are my answers
2. 4.6656 x 10^4
4. 16 fish.
6. 6 hours 25 mins.. yes
7. a. Company A: R = $15 + $2(m). Company B: R = $17 + $1.5(m)
b. Company A: 17.5 minutes. Company B: 22 minutes
c. Company B by 4 1/2 minutes
item 7.. yes
Not sure about #3.