All you wanna do is divide-
490/3 1/2= 140
they make 140 buttons per hour
Answer:
n<50
Step-by-step explanation:
7/2*5n + 14<49
7n/2*5+14<49
(7n)+(2*5)14/2*5 <49
7n+10*14/2*5 <49
7n+140/2*5 <49
7n+140/10 <49
7n+140 < 10*49
7n+140 < 490
(7n+140)+(-140)<490+(-140)
7n+140-140<490-140
7n<350
7n/7 < 350/7
n<2*5^2*7/7
n<2*5^2
n<2*25
n<50
Answer:
4 t-shirts
Step-by-step explanation:
75-35 = 40
at most she can buy 4, because if she buys 5, she uses 45 dollars
Answer:
137
Step-by-step explanation:
38 + 48 = 86
86/2 = 43
180 - 43 = 137
1 batch of pancake = 2 2/3 = 8/3 cups
for 2 1/2 = 5/2 pancake = 8/3 * 5/2 = 40/6 cups = 6 2/3 cups
