Mathematics, 10.01.2021 02:10, ladybuggirl400

(1) In a class of 50 students, 20% have black hair, 10% have blonde hair, and 70% has brown hair, calculate the number of students with the following hair colour; (a) black hair
(b) blonde hair
(c) brown hair,

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(1) In a class of 50 students, 20% have black hair, 10% have blonde hair, and 70% has brown hair, ca...