Number patterns gr 12

Front

Given the sequence: 25, 21, 17, 13,... Write the explicit equation that models the sequence.

Back

a_n = - 4n + 29

Front

The next two terms of the sequence 4, 7, 10, 13 are...

Back

16 and 19

Front

Find the sum for the following series.

Back

-682

Front

Write in summation notation: 17 + 15 + 13 + …. + (-7)

Back

∑_{n=0}^{12} (17 - 2n)

Front

A rubber ball is thrown 20 feet into the air with a rebound ratio of (⁷/₁₀). How far will it have traveled during the first five bounces?

Back

110.924

Front

After knee surgery, your trainer tells you to return to your jogging program slowly. He suggests jogging for 12 minutes each day for the first week. Each week thereafter, he suggests that you increase that time by 6 minutes per day. How many weeks will it be before you are jogging 60 minutes per day?

Back

9 weeks

Front

Back

5,600

Front

Find the arithmetic means in the sequence: 24, ----, ----, ----, ----, -1

Back

19, 14, 9, 4

Front

Find two geometric means between 3 and 375.

Back

The geometric means are 15,75

Front

A certain bacteria grows at a rate of 3 cells every 2 minutes. If there were 260 cells initially, how many are there after 21 minutes?

Back

864567