# Grade - math word problems

1. Written number Place+values x ten thousands =30 thousands
2. Difference in temperatures The temperature in the number line show minus 15 degree celsius and 8 degree celsius. What is the different between the temperatures?
3. Fruit tea Tea contains 7% of fruit components and 12% of sugar in this component. How many percents of sugar is represented in the whole tea?
4. Two buses The first bus runs 15 minutes the second bus runs after 21 minutes. Together they both leave at 7:00 on Monday. When and what day will they meet?
5. Sum of fractions What is the sum of 2/3+3/5?
6. PIN code PIN on Michael credit card is a four-digit number. Michael told this to his friend: • It is a prime number - that is, a number greater than 1, which is only divisible by number one and by itself. • The first digit is larger than the second. • The second
7. Barrel with water The water barrel has a weight of 52 kg. When we pour a quarter of the water, the weight of the barrel is reduced to 40 kg. Determine the weight of the empty barrel.
8. Imagine Imagine that a unit of air at a temperature of 25°C rises up a mountain range that is 3,000 meters high on the windward side and which descends to 1,200 meters on the leeward side, assuming that the air will remain dry what will its temperature when it cr
9. Is right triangle or not If right triangle ABC, have sides a=13, b=11.5, c=22.5. Find area.
10. Integer Find the integer whose distance on the numerical axis from number 1 is two times smaller as the distance from number 6.
11. Eq with reciprocal Solve given equation with reciprocal member: a-6/a+10=4/8
12. Reciprocal equation 3 Solve reciprocal equation: 1/2 + 2/3=1/x
13. Equatiom Solve equation with negatives: X/(-5) + 2 = -9
14. Container The container-shaped box with internal dimensions of 3.9 m, 3.25 m and 2.6 m was completely filled with goods in the same cubic boxes. How long edge could this box have?
15. Bricklayers Seven bricklayers will build the house in 630 days. How many bricklayers do we need to take after 150 days to complete the building for (additional) 336 days?
16. Special watch Fero bought a special watch on the market. They have only one (minute) hand and a display that shows which angle between the hour and minute hand. How many hours it was when his watch showed - the minute hand points to number 2; the display shows 125°?
17. Nineteenth member Find the nineteenth member of the arithmetic sequence: a1=33 d=5 find a19
18. Slant height The slant height of cone is 5cm and the radius of its base is 3cm, find the volume of the cone
19. A perineum A perineum string is 10% shorter than its original string. The first string is 24, what is the 9th string or term?
20. Air thermal Imagine that a unit of air rises at 3000 meters high, if temperature decreases 6 degrees celcius for every 1000 meter, what will be its temperature at 1400 meters, 2000 meters, 2500 meters and when it reaches the 3000 meter elevation. Starting temperature

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