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Mathematics
30% of the pupils in a class likes cat.the rest like dogs if the class has 50 pupils .how many pupils like dogs?
1 answer
0.7 * 50 = ?
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In a class 20 pupils like science, 13 pupils like history,8 pupils like both subjects and 9 pupilz do no not like either
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so, did you draw and label the Venn diagram yet? It should be clear that the number of students is
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in a class of 50 pupils 24likes oranges 23 likes apple and 7 like the two fruits .How many do not like oranges and apples.What
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In a class of 50,24 likes oranges,23 likes apples and 7 likes the two fruits. What percentage of
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(30*14 - 8*12 + 6*11 ) / (30-8+6) = 390/28 = 13.9
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In a class, the probability that a randomly chosen student likes dogs is 0.72, that a student likes cats is 0.54, and that a
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.72+.54-x = 1-.11
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In a class of 50 pupils, 24 like oranges,23 like apples,and 7 like the 2 fruits. How many do not like oranges ane apples,and
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Wow, you actually complained that nobody responded after 1 minute of posting! Did you try using Venn
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A school ran three evening classes : judo, karate and kendo.
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The teacher would have difficulty dividing the pupils into equal groups in the judo and karate
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The average age of a class of 20 pupils is 11years.if each of the 5 oldest pupils in the class is 14years old what is the
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To find the average age of the remaining 15 pupils, we first need to calculate the sum of their
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In mrs. Kyoto's class,7/10 of the pupils have pets.of those pupils,4/7 have cats.what fraction of the class has pet cats?
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(7/10) * (4/7) = 28/70 = 4/10 = 2/5
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In Mary class 9 children own cats, 7 children own dogs and own birds.What is the ratio of bird owners and cat owners in Marry
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Contains a typo How many own birds ? anyway .... suppose 4 own birds ratio of bird owners : cat
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