In a Science class, 2/5 of the class are boys and the rest are girls. 80% of the boys and 90% of the girls are right-handed. The probability that a right-handed student will break a measuring bottle i

Haya hapa majibu ya maswali yako:

17. Katika darasa la Sayansi, $\frac{2}{5}$ ya darasa ni wavulana na waliosalia ni wasichana. 80% ya wavulana na 90% ya wasichana ni wenye kutumia mkono wa kulia. Uwezekano kwamba mwanafunzi anayetumia mkono wa kulia atavunja chupa ya kupimia katika kipindi chochote ni $\frac{1}{10}$ na kwa mwanafunzi anayetumia mkono wa kushoto ni $\frac{3}{10}$ bila kujali kama ni mvulana au msichana.

**(a) Chora mchoro wa m