Question
If ‘+’ means ‘-’, ‘×’ means ‘+’,
‘-’ means ‘÷’ and ‘÷’ means ‘×’, then what is the value of the following expression? 54 × 49 ÷ 7 + 357 – 7Solution
54 × 49 ÷ 7 + 357 – 7 54 + 49 × 7 – 357 ÷ 7 54 + 343 – 51 397 – 51= 346.
A trader marks the price of a product at ₹800 and allows a discount of 15%. If the trader also pays a tax of 5% on the discounted price, what is the t...
A person borrows ₹5000 at 12% per annum simple interest. He repays ₹3200 at the end of 2 years. How much does he still owe after 2 years?
- What allows hardware components to access computer memory without CPU intervention?
A man invested certain sum at simple interest of r% p.a. such that it amounts to 126% of itself in 10 years. Find the interest earned when Rs. 12000 is ...
12, 26, 54, 96, 150, 222, 306
Find the value of cos 15° × cos 75° + sin 15° × sin 75°:
A man observes the top of a tower at an angle of elevation of 45°. He walks 50 meters towards the tower, and the angle of elevation becomes 60°. What ...
‘P’ and ‘Q’ invested Rs. 900 and Rs. 750 respectively in a business. After 6 months, ‘P’ increased his investment by Rs. 150 while ‘Q’ d...
Relevant for Exams:
