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ATQ, Time taken by Bharti to complete whole work = 6/0.3 = 20 days Time taken by Chiku to complete whole work = 12/0.4 = 30 days Time taken by Diksha to complete whole work = 8/0.2 = 40 days Let total work = 120 units (LCM of 20, 30 and 40) Efficiency of A = 120/20 = 6 units per day Efficiency of B = 120/30 = 4 units per day Efficiency of C = 120/40 = 3 units per day Required time taken = (120 × 0.975)/13 = 9 days
Triangle ABC is similar to triangle PQR and AB : PQ = 2 : 3. AD is the median to the side BC in triangle ABC and PS is the median to the side QR in tria...
If I is the incentre of ΔABC , if ∠ BAC = 700 , then what is the measure of ∠ BIC?
In the given figure, PQR is a triangle and quadrilateral ABCD is inscribed in it. QD = 2 cm, QC = 5 cm, CR = 3 cm. BR = 4 cm. PB = 6 cm. PA = 5 cm and A...
What will be circumradius of an equilateral triangle of side 11 cm?
What is the angle traced by the hour hand in 18 minutes?
What will be circumradius of a right angle triangle whose base is 7 cm & height is 24 cm ?
In the given figure, two identical circles of radius 4 cm touch each other. A and B are the centres of the two circles. If RQ is a tangent to the circle...
If G is the centroid and AD, BE, CF are three medians of ∆ABC with area 216 cm 2 , then the area of ∆AGF is?
