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Let the number of biology, chemistry and physics books be B, C and P. B+C+P =300×3=900 B+C+P=900 … (1) Biology books =150+Average number of (C and P) B=150+(C+P)/2 2B=300+C+P 2B-C-P=300 … (2) Physics books =Average of (B+C)/2 -150 P=B+C)/2 -150 2P=B+C-300 B+C-2P=300 … (3) Adding Equation (1) and (3) and subtracting (2) ... (B+C+P) + B+C-2P -2B+C+P=900+300-300 3C=900 C=300.
Consider the following statements in regards to Gandhamardan hills:
1. It has become the 37th Biodiversity Heritage Site of India.
2....
Which company ranked first in the FutureBrand Index 2024?
If '+' means '÷', '−' means '×', '×' means '+', '÷' means '−', what will come in place of the question mark (?) in the following equation?
<...Chairperson and members of the State Human Rights Commission are appointed by the Governor on the recommendations of a committee. Who of the following ...
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The concept of Zero-Base Budgeting was introduced in ...
In the following question, select the wrong number from the given alternatives .
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The circumference of a circle is 2π cm. Then the area of a square inscribed in the circle is
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A car travels 560 km using 40 litres of petrol. How far can it travel using 35 litres of petrol?