Arithmetic progression - practice for 13 year olds - page 2 of 3
Number of problems found: 54
- Toys 3
Tiffany's toyshop received a shipment of 360 toys. On the first day, 12 were sold the second day, 19 were sold; and on the third day, 26 were sold. How many days will the toyshop run out of toys? - Nineteenth member
Find the nineteenth member of the arithmetic sequence: a1=33 d=5 find a19 - Consecutive 6174
Find three consecutive integers whose sum is -693. - Rope
How many meters of rope 10 mm thick will fit on the bobbin diameter of 200 mm and a length of 350 mm (the central mandrel has a diameter of 50 mm)?
- Real estate
The residential house has three entrances numbered by odd numbers arithmetic progression. The sum of the two numbers on the corner entrances is 50. Calculate the highest of these three numbers. - Probably member
Look at the series 2,6,25,96,285, ? What number should come next? - 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 - Determine 3829
Determine the sum of the first three members of GP if q = 2 and a4 = 2.4. - Previous 3824
There are 48 bottles in the third row, seven fewer in each row than in the previous row. Find the number of bottles in the first row.
- 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? - Eight palm
There grow eight palms by the sea. At the first sitting, one parrot, on the second two, on the third sits four parrots on each other, twice the previous parrots sitting on a previous palm. How many parrots sitting on the eighth palm? - Subsequent 3427
Find how many strings there are in the first row if there are 44 strings in the eighth row, and in each subsequent row, there are five more strings than in the previous row. - Subsequent 3312
We have to distribute the amount of 1200 euros to the five successful solvers of the Olympics so that the second and each subsequent one gets 50 euros less than the previous one. How many euros did each get?
- 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. - Trees
A certain species of tree grows an average of 0.5 cm per week. Write an equation for the sequence that represents the weekly height of this tree in centimeters if the measurements begin when the tree is 200 centimeters tall. - 6 terms
Find the first six terms of the sequence. a1 = 7, an = an-1 + 6 - Raspberries 3034
Find how many raspberries are in the third and tenth basket, if there are three raspberries in the first and eight raspberries more in each.
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Arithmetic progression - practice problems. Maths practice for 13 year olds.