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kari74 [83]
3 years ago
12

21 x 10 stamdard form

Mathematics
1 answer:
Ede4ka [16]3 years ago
7 0
Your answer:

21 × 10 = 210
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I really need help please!! <br><br> Please show work!! Will mark brainliest!!
Setler [38]

Answer:

A) Lifetime: 200+15x

Health Bridge: 50+30x

B.1) Yes, they are both the same price after 10 Months at an amount of $350

B.2) Lifetime gym would be cheaper by $30

C) Health Bridge Gym because it is $60 less

D) Lifetime Gym

Step-by-step explanation:

A) 200=Initial Fee___15=Monthly Cost___x=Months

50=Initial Fee___30=Monthly Cost___x=Months

--------------------------------------------------------------------------------------------------------------

B.1) 200+15(10)=350

50+30(10)=350

--------------------------------------------------------------------------------------------------------------

B.2) 200+15(12)=$380

50+30(12)=$410

--------------------------------------------------------------------------------------------------------------

C) 200+15(6)=290

50+30(6)=230

--------------------------------------------------------------------------------------------------------------

Lifetime Gym's initial fee is greater than Health Bridge's fee but without exceeding $500, you are able to go to the gym for 20 months rather than 15 months using Health Bridge's plan.

D)200+15(20)=$500

50+30(15)=$500

--------------------------------------------------------------------------------------------------------------

I hope this is enough work shown, if you need a better understanding let me know and I will revise the equations for you.

5 0
3 years ago
The scale of a map is 1/500. If the two points on the map are 4.5 cm, what is their actual distance?
Ad libitum [116K]

Answer: 2250cm=22.5 m

Step-by-step explanation:

use proportion:

1:500=4.5:x

x=4.5*500

x=2250 cm

3 0
3 years ago
NEED HELP ASAP!<br><br> Complete the sentence.<br> _______ 20% of days is 4 days.
kap26 [50]

Answer:

20

Step-by-step explanation

6 0
3 years ago
Harry, hannah and howard are all going by train to london to watch the olympics. hannah departs on the 2:15 pm train. harry's tr
ddd [48]
Hanna train departs at 2:15 pm , while harry departs at 3.00 pm  and Howard departs at 2:35 pm (20 minutes after Hannah). Howard arrives at 3.25 pm which means he takes 50 minutes. Harry trains takes 50% longer than Howard which is 1.5 × 50 = 75 minutes( 1 hr 15 minutes . Therefore harry arrives at 4.15 pm ( 3.00 + 1 hr 15 minutes). 
hence, the answer is 4.15 pm
6 0
4 years ago
Read 2 more answers
Which of the following demonstrates the commutative property across multiplication for 2×10×7
Luba_88 [7]
Commutative property basically states that u can " commute " ...move the numbers around

so the commutative property of 2 * 10 * 7 could be 7 * 2 * 10... or 10 * 7 * 2...or 10 * 2 * 7 or 2 * 7 * 10....I think u get what I mean
4 0
4 years ago
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