Latest problems - page 23
- Scale of plan
On the plan of the village in the scale of 1: 1000 a rectangular garden is drawn. Its dimensions on the plan are 25mm and 28mm. Determine the area of the garden in ares.
- Circular pool
The 3.6-meter pool has a depth of 90 cm. How many liters of water is in the pool?
- A rectangle
A rectangle has an area of 36 cm2. What could the length and width of rectangle be?
Erica bought 3 1/2 yards of fabric. If she uses 2/3 of the fabric, how much will she have left?
- Four numbers
The first number is 50% second, the second number is 40% third, the third number is 20% of the fourth. The sum is 396. What are the numbers?
- Temperature adding
At a weather centre, the temperature at midnight was -2 degree Celsius and by noon it had raised 4 degree Celsius. What is the new temperature?
- Arble bag
A marble bag sold by Rachel's Marble Company contains 5 orange marbles for every 6 green marbles. If a bag has 35 orange marbles, how many green marbles does it contain?