Q1) There were 5 purple apples ,and 9 green apples in a box . Two apples were picked and not replaced. What was the probability they were both purple ?
[ \(\frac{10}{91}\)
]
Q1) There were 9 green beads ,and some purple beads in a tray . Two beads were picked at random and not replaced. The probability they were both green was \(\frac{4}{17}\). How many purple beads were there ?
[ 9
]
Q1) There are 6 green pens ,and some blue pens in a bag. Two pens were picked at random from the bag and not replaced. The probability they were both the same is \(\frac{1}{2}\). How many blue pens were there ?
[ 3
]
Q2) There were 4 yellow apples ,and 10 purple apples in a packet . Two apples were picked and not replaced. What was the probability they were both yellow ?
[ \(\frac{6}{91}\)
]
Q2) There are 5 blue beads ,and some red beads in a draw . 3 extra red beads were added. Two beads were picked at random and not replaced. The probability they were both blue was \(\frac{5}{39}\). How many red beads were there to begin with ?
[ 5
]
Q2) There are 10 green sweets ,and some yellow sweets in a draw. Two sweets were picked at random from the draw and not replaced. The probability they were both the same is \(\frac{9}{19}\). How many yellow sweets were there ?
[ 10
]
Q3) There were two colour of sweets in a tin. There were 10 blue sweets ,and 7 purple sweets. Two sweets were picked and not replaced. What was the probability they were both the same colour ?
[ \(\frac{33}{68}\)
]
Q3) There are 6 blue pens ,and some red pens in a tray . 5 extra red pens were added. Two pens were picked at random and not replaced. The probability they were both blue was \(\frac{5}{51}\). How many red pens were there to begin with ?
[ 7
]
Q3) There are two colour of sweets in a tin. There are 3 more red sweets than yellow . Two sweets are picked at random and not replaced.The probability they are both the same is \(\frac{27}{55}\). The number of yellow sweets is less than 10. How many red sweets are there ?
[ 7 ]
Q4) There were 6 red pens ,and 7 green pens in a draw . Two pens were picked and not replaced. What was the probability they were both red ?
[ \(\frac{5}{26}\)
]
Q4) There are 4 purple sweets ,and some red sweets in a box . 4 extra red sweets were added. Two sweets were picked at random and not replaced. The probability they were both purple was \(\frac{1}{20}\). How many red sweets were there to begin with ?
[ 8
]
Q4) There are two colour of pens in a bag. There are 4 more blue pens than purple . Two pens are picked at random and not replaced.The probability they are both the same is \(\frac{46}{91}\). The number of purple pens is less than 10. How many blue pens are there ?
[ 9 ]
Q5) There were two colour of pencils in a tray. There were 4 green pencils ,and 5 yellow pencils. Two pencils were picked and not replaced. What was the probability they were both the same colour ?
[ \(\frac{4}{9}\)
]
Q5) There were 4 red sweets ,and some yellow sweets in a packet . Two sweets were picked at random and not replaced. The probability they were both red was \(\frac{2}{7}\). How many yellow sweets were there ?
[ 3
]
Q5) There are two colour of beads in a draw. There are 2 more blue beads than yellow . Two beads are picked at random and not replaced.The probability they are both the same is \(\frac{19}{40}\). The number of yellow beads is less than 10. How many blue beads are there ?
[ 9 ]