Length + multiplication - math problems
Number of problems found: 37
How many times increases the surface area of a cube with edge 23.4 cm if the length of the edge doubled?
- Length 7
Length equals 7/6 inch in width equals 7/9 inches the area is?
Adult step has a length 76 cm. How many steps will he goes distance 50 meters? How many meters he goes when he makes 700 steps?
How many millimeters is 1/4 meters?
Auto sprinkled with sand to an approximately conical shape. Workers wanted to determine the volume (amount of sand) and therefore measure the base's circumference and the length of both sides of the cone (over the top). What is the sand cone's volume if t
Salesman account for 2.3 meters of wallpaper 149.50 Kc. How much cost 1 meter of wallpaper?
- Weight of air
What is the weight of air in the living room measuring width 10 m length 3 m and height 3.3 m? Air density is ρ = 1.2 kg/m3.
- Cube 3
How many times will increase the volume of a cube if we double the length of its edge?
- Similarity coefficient
The ratio of similarity of two equilateral triangles is 3.5 (ie 7:2). The length of the side of smaller triangle is 2.4 cm. Calculate the perimeter and area of the larger triangle.
- Cube 2
How many times will increase if the surface area of the cube if we triple length of its edge?
If an airplane flies 776 km/h for 7.4 h, how far does it travel?
- Percent chaining
Calculate 20% from 70% from 80 km
A cyclist passes 88 km in 4 hours. How many kilometers did he pass in 8 hours?
- Gear wheels
Two gear wheels, which fit together, have the number of teeth z1=58 and z2=149. Calculate the speed of the first wheel, if the second wheel rotates 1232 revolutions per minute.
- Pencil cut
Veronika cut 10cm pencil. Each turn, the pencil was reduced by 0.2mm. She turned the pencil 100 times. How many centimeters has a pencil now?
- Tailor 5
A tailor uses 13/4m of cloth to stitch a skirt. How many metres of cloth is needed to stitch 16 skirts?
Annual rainfall in our country is an average of 797 mm. How many m3 of water rains on average per hectare?
The room has rectangle shape with dimensions 4 m × 3.8 m. How many meters of carpet a width of 3 need to buy to cover the entire room?
How many steps you save if you go square estate for diagonal (crosswise), rather than circumvent on the two sides of its perimeter with 307 steps.
- Wood bars
It is 9 bars 14 meters long and 9 bars 11 meters long. How many 5-meter lath is needed to make them?
Do you want to convert length units?