Mathematics
Find the coordinates of the centroid P of the △ ABC, whose vertices are A(-1, 3), B(3, -1) and C(0, 0). Hence, find the equation of a line passing through P and parallel to AB.
Related Questions
Mr. Sameer has a recurring deposit account and deposits ₹ 600 per month for 2 years. If he gets ₹ 15600 at the time of maturity, find the rate of interest earned by him.
Using step-deviation method, find mean for the following frequency distribution
Class Frequency 0-15 3 15-30 4 30-45 7 45-60 6 60-75 8 75-90 2 In the given figure PT is a tangent to the circle. Chord BA produced meets the tangent PT at P. Given PT = 20 cm and PA = 16 cm.
(a) Prove △ PTB ~ △ PAT
(b) Find the length of AB.
The following bill shows the GST rate and the marked price of articles :
Rajdhani Departmental Store
S.No. Item Marked price Discount Rate of GST (a) Dry fruits (1 kg) ₹ 1200 ₹ 100 12% (b) Packed Wheat Flour (5 kg) ₹ 286 Nil 5% (c) Bakery Products ₹ 500 10% 12% Find the total amount to be paid (including GST) for the above bill.