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Sola

Questions (21)

P varies directly as the square of Q and inversely as the cube of Z when P=5,Q=3 and Z=1Find the relationship between P,Q,Z Find
1. 1 answer
2. 116 views
The probability that a man smokes cigarettes is 0.5 and that he drinks alcohol is 0.7 if the probability that he smokes
1. 1 answer
2. 135 views
A fair dice with face numbered 1,2,3,4,5,6 is thrown twice.what is the probability of obtaining a prime from each throw
1. 1 answer
2. 162 views
A pair of dice with faces numbered 1,2,3,4,5 and 6 is rolled once.what is the probability of obtaining at least a sum of 6
1. 1 answer
2. 235 views
One bag contains 2 yellow and 3 red balls , another 3 Yellow is and 4 red balls,one ball is drawn from each bag.what is the
1. 1 answer
2. 133 views
Two dice are thrown at the same time ..what is the the probability that the sum will be 7 or 11
1. 1 answer
2. 125 views
3.1,000,000,000-465,000,000
1. 1 answer
2. 116 views
1.4,000,000,000-140,000,000
1. 1 answer
2. 140 views
In X is indirect variation in with the square of Y and when X is 4,Y is 3,what is the value of X when Y is 6?
1. 3 answers
2. 152 views
Solve step by step if A takes 5 days to complete a task when he works per 8hrs a day. How many days he will take to complete the
1. 1 answer
2. 162 views
Find the surface area of a square pyramid with side length 2 yd and slant height 2 yd.
1. 1 answer
2. 256 views
Suppose the growth curve of catfish in Oxford is given by: f(x)=0.5e^0.2t, where y= length, t= time (in week). Determine the
1. 1 answer
2. 202 views
M is partly constant and partly varies as n square when n=2,m=17 and when n=2,m=53 find (a)the equation conneting m and n (b)n
1. 2 answers
2. 673 views
for my homework i have to explain why there are the same amount of particles in the beginning and at the end of heating iron and
1. 1 answer
2. 477 views
The work function of cesium surface is 2.0eV(a)find the maximum kinetic energy of the ejected electrons when the surface is
1. 0 answers
2. 633 views
An incident light is monochromatic and of wavelenght 600nm, the kinetic energy of the electron is 2.56 x 10^(-20)J. For light of
1. 0 answers
2. 508 views
Please waht are meaning of the following functions when using Fortrani) DSIN ii) AMOD iii) IDIM iv) CABS Thanks Search on
1. 0 answers
2. 506 views
What are the differences between this FOTRAN resevered words:a) COMPLEX and CMPLX b) INTEGER and INT c) DOUBLE PRECISION and
1. 0 answers
2. 957 views
Dear All please do help me out - thanks.How much heat and light energy is produced by a 100W electric lamp in 5 minutes? Solutn
1. 0 answers
2. 504 views
All, Please just help me in this, I will need you to please give me the clue-thanks.a flashlamp bulb is marked '2.5V,0.30A' and
1. 0 answers
2. 598 views
When a certain a.c. supply is connected to a lamp, it lights with the same brightness as it does with a 12V batterya) what is
1. 0 answers
2. 606 views

Answers (2)

Pls i want a full explaination
R²=400 +100 - 400cos120 =500+200 √700 R=26.5N

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