Get Started with ixamBee
Start learning 50% faster. Sign in now
If ' θ ' is the angle of elevation then here tan θ = length of Pole/ Shadow = 21/ 7 √3 = 3/√3 = √3 = tan 60 or θ = 60°
In a College with 1200 students, the average age of the boys is 24 years and that of girls is 17 years. If the average age of the college is 22 years an...
Average of 20 numbers is 90. Average of first 8 numbers is 125 while average of last nine numbers is 40. If ninth number is 25% less than the tenth numb...
The average weight of 9 students in a seminar is 42 kg. If the weight of 4 facilitators is also included, then the new average weight of each person (fa...
The average cost price of articles 'P' and 'Q' together is Rs. 280, where the cost price of article 'Q' is Rs. 40 more than that ...
Ajay on his birthday distributed on an average 9 toffees per student. If on the arrival of the teacher and the headmaster to whom Ajay gave 16 and 22 to...
The average number of books on Biology, Chemistry, and Physics in a book shop is 300. Biology books are 150 more than the average number of Chemistry an...
The average weight of 20 students in a class is 52 kg. Two students leave the class, and their combined average weight is 40 kg. Subsequently, six new s...
The average age of A and B is 22 years. If A is to be replaced by C, the average would be 21 years. The average age of C and A is 23 years. Find the age...
The average weight of 4 persons is 40 kg. The heaviest person’s weight is 26 kg more than the lightest person’s weight. If the average weight of the...
The average rainfall recorded over the first three days of a week was 85 cm, whereas the average for the last three days was 92 cm. If the weekly averag...
