Question
Two different positions of the same dice are shown. When
β#β is at the bottom face of dice then which symbol will be at the top face of dice?Solution
Here β!β is common in both the dice. When we write the symbols in clockwise direction from β!β. For position in 1 st dice: β! # @β. For position in 2 nd dice: β! $ %β. β$β will be on opposite face of β#β So, when β#β is at bottom face of the dice then β$β will be at the top face of the dice.
A cube has a volume of 216 cmΒ³. Determine the area of a single face of the cube?
Let A be a 3Γ3 matrix such that AT =βA and all diagonal entries are zero.
Which of the following is always true ?
50 men takes 10 less days to do a work than 30 men takes time for same work. Find in how many days 15 men can complete the 2/5th of the work?
If logβ(2x + 3) = 2 + logβ(x β 1), find x.
In what time will Rs. 25000 amount to Rs. 26530.20 @ 4% compound interest payable half-yearly?Β
A shopkeeper mixes two types of rice, costing $30 per kg and $50 per kg, in the ratio 3:2. He sells the mixture at $45 per kg. What is his percentage pr...
"M' sold a watch to 'N' making a profit of 20%. 'N' then sold it to 'X' at a 10% loss. If 'M' had directly sold the watch to 'X' ...
- The average weight of 6 students in a group is 45 kg. If one student is replaced by person 'B', the average weight of the group increases by 5%. Find the d...
In a triangle ABC, AB = AC and the altitude from A to BC is 8 cm. If BC = 12 cm, find the area of the triangle.