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Start learning 50% faster. Sign in nowWireless communication is the transfer of information between two or more points that are not connected by an electrical conductor. With radio waves distances can be short,suchasafewmetresfortelevisionremote control, or as far as thousands or even millions of kilometres for deep-space radio communications.
198 + 105 - 215 = ?
The income of a person is Rs.15000 and his expenditure is Rs.12000. In the next year his income and expenditure is increased by 8% and 13% respectively....
255 × 8 + 386 × 5 =? % of 7940
? = 15% of 2400 + 140% of 4200 – 12 3Â
Evaluate:
√729 + √49 - √16 + 1/√64
What will be the value of the following expression?
0.04 ÷0.002 × 0.05 × 50
3.2% of 500 × 2.4% of ? = 288
