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 2 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 2 months ago
 19 replies
 2 Medals

kmeds16:
Group Title
Find the area of the shaded region.
 updated 2 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 2 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 7 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 7 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 7 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 7 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 7 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 7 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 8 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 8 months ago
 No Medals Yet

kmeds16:
Group Title
Find the rate of increase:
 updated 8 months ago
 4 replies
 No Medals Yet

kmeds16:
Group Title
Simplify:
(there's an attachment)
…
 updated 8 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 8 months ago
 No Medals Yet

kmeds16:
Group Title
What is the range of y = 2 sin 3x?
…
 updated 8 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 8 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 8 months ago
 2 replies
 No Medals Yet

kmeds16:
Group Title
2sin^2 x + cos^2 x = 25/16. Find sin x.
 updated 8 months ago
 7 replies
 No Medals Yet

kmeds16:
Group Title
2^2x  3(2^x) + 2 = 0. Find x.
HELP, PLEASE.
 updated 8 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 8 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 8 months ago
 1 reply
 No Medals Yet

kmeds16:
Group Title
How can you find t from this equation? :
 updated 10 months 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 10 months 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 10 months ago
 54 replies
 1 Medal

kmeds16:
Group Title
What is the period of y=(tanx)/2.
 updated 11 months 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 11 months 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 11 months 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 11 months ago
 12 replies
 1 Medal

kmeds16:
Group Title
GEOMETRY: Find the area of the shaded region.
 updated 11 months ago
 25 replies
 1 Medal
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