Answer:
the equality is false the correct solution is

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Answer:
b = 28
Step-by-step explanation:
131 + 21 + b = 180
152 + b = 180
b = 28
Answer:
a)15 b)2.34 c)by taking sum of number of toy divide to its numberings
Step-by-step explanation:
- in roman a number of toys is equal to the sum of all toys and standard deviation is obtained from formula