Mr. Power attends to, on the average, 12 TV service calls per day. Mr. Fixit attends to, on the average, 16 service calls per day. Mr. Power's average charge is 3/2 as much as that Mr. Fixit, who earns Tk. 7200 per month. The monthly earnings of Mr. Power, in Taka, is-
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
2 (8100)
বিস্তারিত ব্যাখ্যা ও বিশ্লেষণ:
Solution:
Mr. Power's average charge is 3/2 as much as that Mr. Fixit
Let,
Mr. Power got 3x Taka per call
Mr. Fixit got 2x Taka per call
ATQ,
For Mr. Fixit
16 × 30 × 2x = 7200
⇒ x = 7200/960
∴ x = 7.5
∴ Mr. Power erned = 12 × 30 × 3x = 360 × 3 × 7.5 = 8100 taka
