A typist can type 3 pages in 20 minutes how many can he type in 1 hour

Mathematics

1 answer:

tino4ka555 [31]3 years ago

4 0

Im pretty sure it'll be 400
Because if you take 20min/3pag then you times it by 60min it would equal 400. Hope I helped

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A snack cart sells lemonade for $2 and hot dogs for $5. The vendor sold 86 items today for a total of $330.

Firdavs [7]

Solutions

There are two equations in the system of equations in this problem.
Let x = lemonade and y = hot dogs

Equation # 1

x + y = 86

This says that t<span>he vendor sold 86 items.

</span>Equation # 2

2x + 5y = 330

= $2 for each lemonade
= $5 for each hot dog.

= total amount earned is $330.

Only these two equations are true and needed.

3 0

3 years ago

Read 2 more answers

In a completely randomized design involving four treatments, the following information is provided. Treatment 1 Treatment 2 Trea

NeTakaya

Answer:

Option (b) 36.7

Step-by-step explanation:

Data provided in the question:

Treatment 1 Treatment 2 Treatment 3 Treatment 4

Sample Size 50 18 10 17

Sample Mean 32 36 42 48