Exercice 8 : Proportions dans une entreprise 1. Dans une entreprise de 120 salariès, \( 45 \% \) sont des femmes. Combien y a-t-il d'hommes? 2. Si rentreprise embauche 20 nouveaux employés, dont 15 femmes, quel est le nouveau pourcentage de femmes? 3. A partir de combien de femmes embauchées la proportion de femmes atteindrait-elle \( 60 \% \) ?

Find the reciprocals of the numbers below. The reciprocal of 2 is \( \square \). The reciprocal of \( \frac{9}{10} \) is \( \square \).

A salesman earns \( 60 \% \) commission on all the merchandise that he sells. Last month he sold \( \$ 400 \) worth of merchandise. How much commission (in dollars) did he earm last month?

What is the first common multiple of 6 and \( 8 ? \)

Find the reciorocals of the numbers below. The reciprocal of \( \frac{7}{12} \) is \( \square \). The reciprocal of 8 is

21. By selling a tie for ₹ 252 , a shopkeeper gains \( 5 \% \). At what price should he sell the tie to gain \( 35 \% \) ? 22. A shopkeeper sells a bag at \( 12 \% \) profit. If he had sold it for ₹ 39 more, he would have made \( 18 \% \) profit. Find the cost price of the bag for the shopkeeper.