Mathematics
The following bill shows the GST rate and the marked price of articles :
Vidhyut Electronics
| S.No. | Item | Marked price | Quantity | Rate of GST |
|---|---|---|---|---|
| (a) | LED TV set | ₹ 12,000 | 01 | 28% |
| (b) | MP4 player | ₹ 5,000 | 01 | 18% |
Find the total amount to be paid (including GST) for the above bill.
Related Questions
In the given diagram, △ ABC is right angled at ∠B. BDFE is a rectangle. AD = 6 cm, CE = 4 cm and BC = 12 cm.
(a) prove that △ADF ~ △FEC.
(b) prove that △ADF ~ △ABC.
(c) find the length of FE
(d) find area △ADF : area △ABC

Shown below is a table illustrating the monthly income distribution in a company with 100 employees.
Monthly income (in ₹ 10,000) Number of employees 0-4 55 4-8 15 8-12 06 12-16 08 16-20 12 20-24 4 Using step-deviation method, find the mean monthly income of an employee.
In the given figure, O is the centre of the circle and AB is a tangent to the circle at B. If ∠PQB = 55°.
(a) find the value of the angles x, y and z.
(b) prove that RB is parallel to PQ.

There are three positive numbers in Geometric Progression (G.P.) such that :
(a) their product is 3375
(b) the result of the product of first and second number added to the product of second and third number is 750.
Find the numbers.