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What is the probability that you pick a blue ball from a bag of 3 blue balls, 4 red balls and 2 black balls

total number of balls = 3+4+2=9number of blue balls = 3probability of picking a blue ball = total number of blue balls/total number of ballstherefore = 3/9=1/3
OA
Answered by OLA A. • Maths tutor
5137 Views

Solve the simultaneous equations 5x + 2y = 4 and x - y - 5 =0

First label the equations. 1: 5x + 2y = 4 . 2: x - y - 5 = 0 . Rearrange equation 2 . 2: y = x - 5 Substitute equation 2 into equation 1 . 5x + 2( x - 5 ) = 4 . 7x = 14 . x = 2 . Substitute x = 2 into equati...
CS
Answered by Conor S. • Maths tutor
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What is the impact of new and emerging technology on production?

New and emerging technology can have many positive impacts on production. The improvement in technology can be brought into businesses and manufacturers to improve quality, accuracy, production rate and spee...
NS
3142 Views

How does Tennyson portray the chaotic nature of war in the poem ‘The Charge of the Light Brigade’?

Tennyson portrays chaos through an amalgamation of techniques. Upon initial observation of the poem, the uniform stanzas separated into numbered sections may lead one to believe that war is ordered, however ...
ZA
12112 Views

Describe active transport

Active transport is the movement of a substance against its concentration gradient across a selectively permeable membrane. In order for an organism to carry out active transport energy is required to overco...
AH
Answered by Alexander H. • Biology tutor
3176 Views