Arithmetic progression + addition - practice problems - page 5 of 6
Number of problems found: 112
- Subsequent 6477
We will put 900 bags in 9 rows so that there are five fewer in each subsequent one. How much is in the first place? - Following 6367
Uncle Rudolf weaves baskets, which he then sells in the market. On Monday, he knitted 7 baskets; he worked one more every other day than the previous day. How many times more baskets did he knit by the following Monday dinner, compared to the first day, i - Handmade baskets
The worker knits the baskets, which are then sold in the market. He made seven baskets on Monday, one more each day than the previous day. How many times more baskets did he make untill the following Monday evening compared to the first day when he did no - Seamstress' 4608
The seamstress' earnings in the last three months of the year are always 20 percent higher than the previous month. She earned a total of CZK 65,520 between October and December. How much CZK did you make in October?
- Octahedron - sum
On each wall of a regular octahedron is written one of the numbers 1, 2, 3, 4, 5, 6, 7, and 8, wherein on different sides are different numbers. John makes the sum of the numbers written on three adjacent walls for each wall. Thus got eight sums, which al - Consecutive 4122
The sum of four consecutive natural numbers is 90. Determine these numbers. - Determine 4113
Determine the sum of an infinite series: 1/3 + 1/9 + 1/27 + 1/81 ... - Twenty-first 3935
Determine the twenty-first term and the difference AP if a1 = 0.12 and a1 + a2 = 0.42. - Sum of members
What is the sum of the first two members of the arithmetic progression if d = -4.3 and a3 = 7.5?
- Determine 3829
Determine the sum of the first three members of GP if q = 2 and a4 = 2.4. - Determine 3751
Determine the sum of the second and fifth AP members if a1 = -4.12, d = -0.7 - Chocholate pyramid
How many chocolates are on the third shelf when on the 8th shelf are 41 chocolates on any other shelf? Are seven chocolates more than the previous shelf? - Series and sequences
Find a fraction equivalent to the recurring decimal. 0.435643564356 - Apples in baskets
We have eight baskets. There are four apples in the first basket. In the next basket are 29 apples more than the previous. Find how many apples are in baskets.
- Students
In the front row sit three students, and in every other row sit 11 students, more than in the previous row. Determine how many students are in the room when the room is nine lines, and determine how many students are in the seventh row. - 1600 3263
a1 = 1 s40 = 1600 a40 =? - Calculate 2974
Calculate and find the rule according to which the numbers follow: 600 300 900 1200 2100 3300. Write a few more numbers. - Determine 2937
Determine the first 14 members of the sequence if a15 = 225, d = -12 - Three ints
The sum of three consecutive integers is 2016. What numbers are they?
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