Q1) There were two colour of apples in a tin. There were 7 green apples ,and 3 blue apples. Two apples were picked and not replaced. What was the probability they were both the same colour ?
[ \(\frac{8}{15}\)
]
Q1) There are 9 yellow beads ,and some red beads in a draw . 4 extra red beads were added. Two beads were picked at random and not replaced. The probability they were both yellow was \(\frac{4}{17}\). How many red beads were there to begin with ?
[ 5
]
Q1) There were 10 blue apples ,and some yellow apples in a draw. Two apples were picked at random from the draw and not replaced. The probability they were both the same is \(\frac{73}{153}\). How many yellow apples were there ?
[ 8
]
Q2) There were 7 yellow pencils ,and 8 blue pencils in a tin . Two pencils were picked and not replaced. What was the probability they were both yellow ?
[ \(\frac{1}{5}\)
]
Q2) There are 6 green pens ,and some purple pens in a bag . 7 extra purple pens were added. Two pens were picked at random and not replaced. The probability they were both green was \(\frac{5}{51}\). How many purple pens were there to begin with ?
[ 5
]
Q2) There are 4 yellow sweets ,and some blue sweets in a draw. Two sweets were picked at random from the draw and not replaced. The probability they are both the different is \(\frac{8}{15}\). How many blue sweets were there ?
[ 6
]
Q3) There were 7 blue pencils ,and 4 yellow pencils in a tin . Two pencils were picked and not replaced. What was the probability they were both blue ?
[ \(\frac{21}{55}\)
]
Q3) There were 8 blue pens ,and some red pens in a tray . Two pens were picked at random and not replaced. The probability they were both blue was \(\frac{28}{55}\). How many red pens were there ?
[ 3
]
Q3) There are two colour of sweets in a box. There are 6 more green sweets than purple . Two sweets are picked at random and not replaced.The probability they are both the same is \(\frac{51}{91}\). The number of purple sweets is less than 10. How many green sweets are there ?
[ 10 ]
Q4) There were 5 green pencils ,and 4 yellow pencils in a packet . Two pencils were picked and not replaced. What was the probability they were both green ?
[ \(\frac{5}{18}\)
]
Q4) There were 10 green pens ,and some yellow pens in a draw . Two pens were picked at random and not replaced. The probability they were both green was \(\frac{5}{19}\). How many yellow pens were there ?
[ 9
]
Q4) There were 8 blue sweets ,and some green sweets in a tin. Two sweets were picked at random from the tin and not replaced. The probability they were both the same is \(\frac{17}{33}\). How many green sweets were there ?
[ 4
]
Q5) There were 4 blue sweets ,and 8 green sweets in a box . Two sweets were picked and not replaced. What was the probability they were both blue ?
[ \(\frac{1}{11}\)
]
Q5) There are 8 yellow pens ,and some green pens in a tray . 3 extra green pens were added. Two pens were picked at random and not replaced. The probability they were both yellow was \(\frac{4}{15}\). How many green pens were there to begin with ?
[ 4
]
Q5) There are 5 green pens ,and some yellow pens in a packet. Two pens were picked at random from the packet and not replaced. The probability they are both the different is \(\frac{45}{91}\). How many yellow pens were there ?
[ 9
]