Question

1. sam is saving to buy a hover board for $320. he has saved $35 each month for 8 months. how much more money does sam need to save?

a. $40
b. $60
c. $280
d. $600

1. kelly has a collection of rocks. she puts the rocks into 18 groups with 76 rocks in each group. how many rocks does kelly have in her collection?

a. 94 rocks
b. 684 rocks
c. 1,368 rocks
d. 6,156 rocks

1. the fall play is held in an auditorium that holds 1,245 people. the play sold out for all 12 performances. how many people attended the play?

a. 13,695
b. 14,930
c. 14,940
d. 15,250

1. joey saw 58 chickens and 36 cows. how many legs did he see?
2. which is the most reasonable estimate for 29 × 681?

a. 20 × 600
b. 30 × 700
c. 200 × 700
d. 300 × 600

Explanation:

Step1: Calculate Sam's saved money

$35\times8 = 280$

Step2: Calculate remaining money

$320 - 280=40$

Step1: Calculate Kelly's rock - collection

$18\times76 = 1368$

Step1: Calculate total attendees

$1245\times12=14940$

Step1: Calculate chicken legs

$58\times2 = 116$

Step2: Calculate cow legs

$36\times4 = 144$

Step3: Calculate total legs

$116 + 144=260$

Answer:

A. $40$