2 y - 7 = 13
2 y = 13 + 7
2 y = 20
y = 20 : 2
y = 10
2 y - 7 = 13
2 y = 13 + 7
2 y = 20
y = 20 : 2
y = 10
the value of y such that 2y - 7 = 13
given the fraction 41/77 .Find a whole number a such that when a is added to both of the numerator and the denominator of the fraction ,the resulting new fraction is equal to 4/7
Find the value of y such that:
1.1 x 1.2 x 1.3 x y= y x 2.1 x 2.2 x 2.3
Find the value of y such that 1,1 x 1,2 x 1,3 x y = y x 2,1 x 2,2 x 2,3
The area of a triangle ABC is , take the point M on BC such that BM=MC and the point N on AC such that AN=NC. Find the area of the triangle AMN
nhanh nhé, mk tick cho
Câu 6:
4.8l of oil weigh 3.648kg. How many liters of oil are there if they weigh 4.864kg?
Answer: There are liters
(Write your answer as a decimal in the simplest form)
Câu 7:
Inspecting products of a factory, we find that there are 97 qualified products out of every 100 products on average. What percent of the total products is qualified products?
Answer: %
Câu 8:
A rectangular field has a width of 24.5m and its area equals the area of a square with the sides of 35m. Find the perimeter of that rectangular field.
Answer: m
Câu 9:
The area of a triangle ABC is , take the point M on BC such that BM=MC and the point N on AC such that AN=NC. Find the area of the triangle AMN.
Answer:
Câu 10:
A store sold 902kg of rice which is 10.25% of the total amount of rice. How many kilograms of rice were there in that store at first?
Answer: There were kilograms
1/- Four friends eating four pizzas that Jame size . John has 2/5 left , James has 1/3 left , Jacob has 1/4 left and Billy has 3/5 left . Who eats the most amount of Pizza ?
2/- Find the value of y such that : 1.1 x 1.2 x 1.3 x y = y x 2.1 x 2.2 x 2.3. Answer: y = ?
Find the greatest 3 - digit number such that the product of its digits is 432 ?
in the triangle ABC, take the point M on BC such that BM=3MC.find the area of the triangle ACM if the area of the triangle ABC is 500 cm2