Recent activity by Marlina

Recent activity by Marlina

Element X decays radioactively with a half life of 6 minutes. If there are 900 grams ofElement X, how long, to the nearest tenth of a minute, would it take the element todecay to 121 grams?

asked Nov 19, 2023

1 answer 102k views

When was the Great Wall of China built and why ???

asked Sep 23, 2023

1 answer 64.4k views

2x + 9 = -7 What does x equal to ?

answered Sep 22, 2023

1 answer 61.3k views

Last week at a festival, a man sold 3 times as many tie-dyed t shirts as silk screened shirts. He sold 156 shirts altogether. How many tie-dyed shirts did he sale? The number of tie-dyed shirts is ?

asked Jul 24, 2023

1 answer 108k views

3. What mathematical symbol is appropriate to use given the word? 4. What word is appropriate to use given the symbol?

answered Jul 21, 2023

1 answer 151k views

4. Theodore Roosevelt reformed the national banking system in a program called: ONew World New Banks ONew Deal ONew Freedom PREVIOUS 1-5 of 5

asked Jun 21, 2023

1 answer 51.2k views

Solve x2 - 12x + 5 = 0 using the completing-the-square method.

asked Jun 18, 2023

1 answer 194k views

How many molecules of NaOH are in 56 g of NaOH?

asked Jun 11, 2023

1 answer 73.3k views

Give some examples of fossils fuel

asked May 4, 2023

1 answer 98.6k views

A triangular pyramid has a surface area of 174 square feet. It is made up of equilateral triangles with side lengths of 10 feet. What is the slant height?

answered Mar 20, 2023

1 answer 109k views

H(1)= 9 h(n)=h(n−1)⋅(-3) Find an explicit formula for h(n). h(n)= ?

answered Dec 27, 2022

1 answer 141k views

I need help please. I don’t understand it

answered Nov 11, 2022

2 answers 23.4k views

QUESTION 7 of 20: What is it called when different seats are priced differently? a) Cost-based pricing b) Yield management pricing c) Variable pricing d) Tapered pricing

asked Nov 6, 2022

1 answer 150k views

The grocery store has 3 times as many cashiers in late afternoon than in the morning. If there are 14 cashiers at 10:00 am, how many would there be at 4:00 pm?

asked Sep 23, 2022

1 answer 196k views

Describe the relationship between adaptation and genetic code.

answered Sep 21, 2022

1 answer 73.1k views

Change the verb into the correct form: 1 - Anna crest) right now 2.l ] (talk on the phone at this moment 3- Bella (cook) dinner now 4. They (help) the teacher right

answered Sep 16, 2022

1 answer 80.6k views

Can someone help me pls

asked Sep 15, 2022

1 answer 144k views

PLease I need help ASAP

asked Aug 20, 2022

1 answer 95.3k views

2. How will you protect your eyes and skin from too much exposure to the sun? 3. How can you avoid heatstroke due to the very high temperature during the dry season? 4. Which of the two seasons in the

answered Jul 15, 2022

2 answers 99.7k views

Combine the like terms to create an equivalent expression for -5j+(−2j)+3

answered Jul 6, 2022

1 answer 233k views

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