Related Questions

The number of flights leaving a certain airport doubles during every one-hour period between its 9 am opening and noon; afternoon, the number of flights leaving from the airport doubles during every two-hour period. If 4 flights left from the airport between 9 am and 10 am, how many flights left the airport between 2 pm and 4 pm?
A 128
B 32
C 48
D 64
Two planes leave the airport at the same time . Minutes later, plane A is 33 miles due north of the airport and plane B is 56 miles due east of the airport . How far apart are the two planes ?
A 82
B 119
C 65
D 93
A plane traveling at 600 miles per hour is heading for Chittagong airport. At 3.58 pm it was 30 miles from the airport. At what time it will arrive at 600 at the airport?
A 4.01 pm
B 4.02 pm
C 4.18 pm
D 4.20 pm
When the reduced level of the water source is higher than the reduced level of the consumer's place, water is generally supplied
A By pumping system
B By gravitational system
C Both (A) and (B)
D All the above
If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be
A from reservoir A to reservoirs B and C
B from reservoir B to reservoirs C and A
C from reservoir C to reservoirs A and B
D unpredictable
Under conditions of equal reduced pressure and equal reduced temperature, substances are said to be in the 'corresponding states'. At equal reduced conditions i.e., at the corresponding state, the __________ of different gases are nearly the same.
A Compressibility
B Molecular weight
C Humidity
D None of these
Two planes leave the airport at the same time, Minutes later, plane A is 70 miles due north of the airport. How far apart are the two airplanes?
A 182 miles
B 119 miles
C 163.8 miles
D 238 miles
A plane traveling 600 miles per hour is 30 miles from Shah Jalal International International Airport at 4:58. At what time will it arrive at the airport?
A 5: 00 p.m
B 5:01 p.m
C 5:02 p.m
D 5:20 p.m
Danielle has been visiting friends in Ridge-wood for the past two weeks. She is leaving tomorrow morning and her flight is very early. Most of her friends live fairly close to the airport. Madison lives ten miles away. Frances lives five miles away, Samantha, seven miles. Alexis is farther away than Frances, but closer than Samantha. Approximately how far away from the airport is Alexis?
A nine miles
B seven miles
C eight miles
D six miles
The average elevation of Tibetan Plateau above sea level is ________
A 2 km
B 3 km
C 4 km
D 5 km

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