Question
The average age of 26 children and their teacher's age
are 22 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?Solution
Sum of the age of total children and teacher = 27 × 22 = 594 Sum of the age of children after excluding = 26 × 21 = 546 Teacher’s age = 594 – 546 = 48 years
Which of the following diagrams best depicts the relationship between Tubelight, Mobile and Gadget.
Sparrow , L eopard , Bird
Which of the following diagrams best depicts the relationship between Peacock, Birds and Ostrich?
Which one of the following Venn diagrams represents the best relationship between Snake, Lizard, and Reptiles?
Which of the following Venn diagram represents the relationship between Bangles, Necklace, Anklet?
In the following diagram which symbol indicates only artist, but not an Indian or a manager?
Select the venn diagram that best illustrates the relationship among the following classes.
Women, Research, Introverts
निम्नलिखित जानकारी को पढ़िए और नीचे दिए गए प्रश्नों के उत�...
The number ‘21’ represents:
Select the Venn diagram that best represents the relation between the following classes. Plastics, Metal, Bottles
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