Questions Asked

kmeds16:
Group Title
The two pulleys have radiis 15 cm and 8 cm respectively. The larger pulley rotates 25 times in 36 seconds. Find the angular speed of each pu…
 updated 4 months ago
 11 replies
 2 Medals

kmeds16:
Group Title
A bike has 2 wheels of different sizes. Front wheel is bigger. The smaller wheel rotates 5 times faster than the bigger wheel. The radius of…
 updated 4 months ago
 19 replies
 2 Medals

kmeds16:
Group Title
Find the area of the shaded region.
 updated 4 months ago
 30 replies
 2 Medals

kmeds16:
Group Title
A wheel 2 meters in diameter is rotating at 8rpm. Find the distance traveled by a point on the rim in 2 seconds.
HI GUYS HELP PLS. Just w…
 updated 4 months ago
 3 replies
 1 Medal

kmeds16:
Group Title
A rectangle has dimensions 30 by 35 units. What is the least number of squares into which rectangle can be cut?
HELP ME UNDERSTAND. PLS. …
 updated 9 months ago
 9 replies
 No Medals Yet

kmeds16:
Group Title
A rectangle has dimensions 30 by 35 units. What is the least number of squares into which rectangle can be cut?
HELP ME UNDERSTAND. PLS. …
 updated 9 months ago
 No Medals Yet

kmeds16:
Group Title
Find x from the equation: 4^x + 2^x = 12.
I GIVE MEDALS. PLEASE HELP ME :D
 updated 10 months ago
 28 replies
 1 Medal

kmeds16:
Group Title
A jar contains red, blue and yellow marbles. How many color combinations are possible when one gets 4 marbles from the jar?
 updated 10 months ago
 3 replies
 2 Medals

kmeds16:
Group Title
How many 4digit alphanumeric codes can be made of the first digit must be a vowel and the last digit must be odd?
…
 updated 10 months ago
 19 replies
 4 Medals

kmeds16:
Group Title
Circles A and B have radii 5 and 7 respectively, and the distance between their centers A and B is 5. If the two circles intersect at points…
 updated 10 months ago
 57 replies
 3 Medals

kmeds16:
Group Title
When 3n is divided by 7, the remainder is 4. What is the remainder when 2n is divided by 7?
Help, a bit confused here...again. Please guy…
 updated 10 months ago
 12 replies
 2 Medals

kmeds16:
Group Title
In how many minutes after three o'clock will the hour and the minute hands be together for the first time?
please please help me guysss
 updated 10 months ago
 No Medals Yet

kmeds16:
Group Title
Find the rate of increase:
 updated 10 months ago
 4 replies
 No Medals Yet

kmeds16:
Group Title
Simplify:
(there's an attachment)
…
 updated 10 months ago
 18 replies
 1 Medal

kmeds16:
Group Title
An airplane flying on a straight line at a constant altitude was at a horizontal distance of 40 km from an another 6.4 minutes, its angle of…
 updated 10 months ago
 No Medals Yet

kmeds16:
Group Title
What is the range of y = 2 sin 3x?
…
 updated 10 months ago
 11 replies
 1 Medal

kmeds16:
Group Title
A balloon is 1800 ft high. Its angle of elevation from observer A is 30 degrees and from observer B, it is 45 degrees. What is the maximum d…
 updated 10 months ago
 55 replies
 3 Medals

kmeds16:
Group Title
Between what positive integral values of x does P(x) = x^4 + 2x^2  8 have a real zero?
pretty please :) :)
 updated 10 months ago
 2 replies
 No Medals Yet

kmeds16:
Group Title
2sin^2 x + cos^2 x = 25/16. Find sin x.
 updated 10 months ago
 7 replies
 No Medals Yet

kmeds16:
Group Title
2^2x  3(2^x) + 2 = 0. Find x.
HELP, PLEASE.
 updated 10 months ago
 7 replies
 No Medals Yet

kmeds16:
Group Title
A man 5 ft tall observes that the angle of depression of the base of a pole is 30 degrees and that the angle of elevation of the top of the …
 updated 10 months ago
 16 replies
 No Medals Yet

kmeds16:
Group Title
A man 5 ft tall observes that the angle of depression of the base of a pole is 30 degrees and that the angle of elevation of the top of the …
 updated 10 months ago
 1 reply
 No Medals Yet

kmeds16:
Group Title
How can you find t from this equation? :
 updated one year ago
 83 replies
 2 Medals

kmeds16:
Group Title
Kevin invests $100 in an account that triples every 2 years. Anna invests $1000 in an account that doubles every 3 years. How many years wil…
 updated one year ago
 67 replies
 2 Medals

kmeds16:
Group Title
The population of organism A doubles every 3 hours, while population of organism B triples every 5 hours. Suppose the two organisms have equ…
 updated one year ago
 54 replies
 1 Medal

kmeds16:
Group Title
What is the period of y=(tanx)/2.
 updated one year ago
 3 replies
 4 Medals

kmeds16:
Group Title
The angular velocity of a wheel is 10 rev/sec. What is the linear velocity per second of a point on a rim if the diameter of the wheel is 60…
 updated one year ago
 2 replies
 1 Medal

kmeds16:
Group Title
If a bicycle wheel 156 cm in diameter rotates at 900 rev/sec, what is the speed of the bicycle in cm/sec?
HELPPPP
 updated one year ago
 5 replies
 No Medals Yet

kmeds16:
Group Title
The wheel of a car is turning at rate 66 rev/min. Express the angular speed in rad/min.
A little help please :)
 updated one year ago
 12 replies
 1 Medal

kmeds16:
Group Title
GEOMETRY: Find the area of the shaded region.
 updated one year ago
 25 replies
 1 Medal
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