Grade - math word problems - page 759 of 945

Number of problems found: 18899

Difference 3908
Determine the fourth term and the difference AP if a1 = 3.2 and a2 + a3 = 7.
Cuboid enlargement
By how many percent increases the volume of the cuboid if every dimension increases by 30%?
Calculate 3906
Mom bought a sweater for 840 crowns, shoes for 730 crowns, and two t-shirts for 120 crowns each. Guess if 2000 CZK was enough for her purchase. Then calculate how many CK crowns the seller gave her back or she had to pay extra.
Clotheslines
Mommy needs six clotheslines 360 cm long. Clotheslines are sold in the length of eight meters. How many of these clotheslines must buy mom if any does not want to be connected? How much does mommy pay for the clotheslines when one piece costs 24kč?
Determine 3904
Determine the seventh GP member if a1 = -3.4, q = 5
Millimeters 3903
The surface area of one cube wall is 2500 square millimeters. Determine the cube's surface, the length of its edge, and its volume.
Cube 5
The surface area of one cube wall is 32 square centimeters. Determine the length of its edges, its surface, and volume.
Third member
Determine the third member of the AP if a4=93, d=7.5.
Cube edge
Determine the cube's edges when the surface is equal to 37.5 cm square.
Pet store
They sold fish from one aquarium from the breeding product (Zverimex). Ondrej wanted half of all the fish, but to avoid cutting any fish, he got half the fish more than he wanted. Matej wanted half of the remaining fish, but like Ondrej, he got half the f
Three friends
Three friends divided the profit by 104,650 CZK so that for every 4 CZK, which got the first friend, equals five crowns for the second, and for every 9 CZK, which got the second, equals 16 CZK for the third. Question: Who got the most and how much?
Billiard balls
A layer of ivory billiard balls radius of 6.35 cm is in the form of a square. The balls are arranged so that each ball is tangent to everyone adjacent to it. In the spaces between sets of 4 adjacent balls, other balls rest, equal in size to the original.
Cacao
Cacao contains 34% filling. How many grams of fill are in 130 g cacao?
Expression - powers
Find the value of the expression: (27^-1) · 9³
Unknown number 7
16% of the unknown number is 21 less than the unknown number itself. Determine the unknown natural number.
Three children
Three children eat eight chocolates in 6 days. How many chocolates do six children eat in 18 days?
Percentage 3892
The bar contains 81g of coconut per 200g. What percentage of coconut does the bar have?
Probability 3891
Michal chose blue, white, red, orange, black, and brown shorts. What is the probability that he will select blue shorts?
Students 3890
Three students drink 2 liters of milk a week. How many liters of milk do nine students drink in two weeks?
Sum of members
What is the sum of the first two members of the arithmetic progression if d = -4.3 and a3 = 7.5?

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