Question
Which database model organizes data into tables
consisting of rows and columns?Solution
Relational Database – Stores data in rows and columns.
- The volumes of two hemispheres are in the ratio 1000:3375. Determine the ratio of their total surface areas. (Take π = 22/7)
Find total surface area of a cylinder of radius 7 cm and height 10 cm. (Ï€ = 22/7)
The difference between the area of a circle and the area of the rectangle is 290.16 cm2. If the length of rectangle is 25% more and breadth i...
If each side of a rectangle is increased by 2 m, the area increases by 124 m². The ratio of perimeters (square : rectangle) is 4:5. Find the side of th...
In what ratio coffee at 255 Rs/kg should be mixed with the coffee at 310 Rs/kg so that after mixture its rate become 270 Rs/kg if the quantity of 1st ty...
The radius of a cylinder is increased by 20%, and its height is decreased by 10%. Find the percentage change in the volume of the cylinder.
The length of a plot is three times its breadth. A playground measuring 150 square metres occupies half of the total area of the plot. What is the lengt...
A rectangular paper sheet of dimensions 22cm×12cm is folded in the form of a cylinder along its length. what will be the volume of this cylinder? Take ...
If the 4-digit number x67y is exactly divisible by 9, then the least value of (x + y) is _____.
Relevant for Exams:
