Hinckley
This page lists questions and answers that were posted by visitors named Hinckley.
Questions
The following questions were asked by visitors named Hinckley.
Balanced chemical equation for aqueous lead (ii) trioxonitrate (v) with hydrogen chloride gas
1 year ago
Balanced chemical equation for ammonia gas with oxygen
1 year ago
Balanced chemical equation for aqueous potassium iodide with chlorine gas
1 year ago
Balanced chemical equation for iron with dilute tetraoxosulphate vi acid
1 year ago
Components of brass
1 year ago
Components of bronze
1 year ago
Components of steel
1 year ago
The class of oxide which Na2O belongs
1 year ago
Class of oxide which ZnO belongs
1 year ago
Gases which can be used to
1 year ago
Gases which can be used to demonstrate fountain experiment
1 year ago
Four excretory products of plants that is useful to humans
1 year ago
Four parts of the nephron of a kidney
1 year ago
Organism that excretes oxygen as waste product
1 year ago
Structure of excretion of blue green algae
1 year ago
One of the group of four offsprings belongs to blood group O. If the blood group of the offspring are different from those of their biological parents, what would be the: blood group of the other parents
1 year ago
Explain briefly how genes are involved in the process of evolution
1 year ago
What is meiosis
1 year ago
End products of the meal after digestion
1 year ago
What is competition in biology
1 year ago
Two types of competition in biology
1 year ago
Four factors that organisms compete for in a habitat
1 year ago
Explain briefly the relationship between competition and succession in biology
1 year ago
What is structural adaptation
1 year ago
Four types of structural adaptations in animals
1 year ago
Four features of variation in humans that are used in crime detection
1 year ago
The type of metamorphosis in the life cycle of a house fly
1 year ago
The phylum of housefly
1 year ago
Class of housefly
1 year ago
Three reasons why Insecta is the class of housefly
1 year ago
Three examples of plants found in a tropical rainforest
1 year ago
Three types of adaptive colouration in animals
1 year ago
Given that 9x²-64y²=185 and 3x-8y=5, find the product of x and y
1 year ago
The fourth term of an arithmetic sequence is 5 and the eighth term is 21, find the first term
1 year ago
From the foot of a tower, 30m high, a woman observes the top of a pole at an angle of elevation of 30 degrees, from the top of the tower, she observes the top of the pole at an angle of depression of 25 degrees, if the pole and the tower are on the same h...
1 year ago
There are 18 marbles in a bag, all of the same size. The marble; red, green and blue are in the ratio 2:3:4 respectively: find the number of each colour of the marbles
1 year ago
There are 18 marbles in a bag, all of the same size. The marble; red, green and blue are in the ratio 2:3:4 respectively: if two marbles are selected at random one after the other and replaced, find the probability that all are blue
1 year ago
There are 18 marbles in a bag, all of the same size. The marble; red, green and blue are in the ratio 2:3:4 respectively: if two marbles are selected at random one after the other and replaced, find the probability that they are of the same colour
1 year ago
In a community with a population of 45,000, it is estimated that each person needs 12 litres of water each day. The community has a centralized reservoir which is cylindrical with a radius of 7 m and height 20 m, if the reservoir is half filled, how long...
1 year ago
Amaka owns two houses in the same community. The ratio of the values of the first house to the second house is 10:15 respectively. It is estimated that in 6 years, the value of the first house will increase by 35% and that of the second house will increas...
1 year ago
A car travelled a distance of (2x+13)km/h and (5x-20)km at 72 km/h, if the total time for the entire journey was 90 minutes, find the value of x
1 year ago
A circular floor of a building Is to be tiled with ceramic tiles each of side 40cm × 40cm, If the perimeter of the floor is 66m, calculate, Correct to the nearest whole number the number of tiles required to completely tile the floor (take pi= 22/7
1 year ago
Solve for the variable 6H=-48
1 year ago
Solve for the variable -5E+21=-4
1 year ago
A bicyclist travelled for T=2 hours at a constant speed of R=22 kilometers (km) per hour. Use the formula D=R-T to find the total distance traveled in kilometres.
1 year ago
A car traveled a distance of D=302 km for T=4.4 hours at a constant rate. Use the formula D=R-T to find the speed (R) of the car In km per hour. Round your answer to the nearest tenth.
1 year ago
A car traveled a distance of D=111 miles at a constant rate of speed of R=46 miles per hour. Use the formula D=R-T to find the total amount of time (T) that the trip took (in hours) round your answer to the nearest tenth
1 year ago
Solve the variable -7/9=D+1
1 year ago
Solve the variable -3/5B=8/3
1 year ago
Solve the variable -9.8f-6.3=52.5
1 year ago
Solve the variable 1/2Z+-1=1/2
1 year ago
Solve the variable 8=(5X-44)+7
1 year ago
Solve for the variable -4T-20=19+9T
1 year ago
Solve for the variable -8A-23=-5(A+5)
1 year ago
Solve for the variable. Determine if there is one solution, infinitely many solutions, or no solution -20d-15=-5(4d+3)
1 year ago
The radius of a bike tire was measured to be 29.1 cm. Find the circumference of the tire.(This distance that the bike must go to rotate the tire exactly once.) Round your answers to the nearest tenth
1 year ago
A pizza is in the shape of a circle. If the radius of the pizza is 25.5 cm, find the surface area of the pizza. Round your answer to the nearest whole number
1 year ago
Some candles are in the shape of a right circular cylinder. For one such candle, the radius is 9.5 cm and the height is 28.3 cm. Find the volume of the candle. Round your answer to the nearest whole number
1 year ago
A car uses 2 litres of petrol for every 10km it travels. Find how much petrol it requires for a journey of 500km
1 year ago
A rectangular tin measures 10cm by 20cm. What is it's capacity in litres
1 year ago
Three young women worked hard to earn money yo start a business. Their goal was to raise a total of 2100. Each day, girl A earned about 6.50, girl B raised three times as much as girl A, and girl C raised half as much as girl B. About how many weeks did i...
1 year ago
NH4Cl;PbSO4;NaHCO3; and Cu(NO4)2 What would not readily dissolve in water
1 year ago
NH4Cl;PbSO4;NaHCO3; and Cu(NO4)2 What would produce effervescence with dilute mineral acid
1 year ago
NH4Cl;PbSO4;NaHCO3; and Cu(NO4)2 What would decompose on heating
1 year ago
NH4Cl;PbSO4;NaHCO3; and Cu(NO4)2 What would dissolve in water to form an alkaline solution
1 year ago
NH4Cl;PbSO4;NaHCO3; and Cu(NO4)2 What would sublime on heating
1 year ago
If you pay the credit card company 228.15 each month in order to pay off your credit card, and it takes you 45 months to pay it off, what is the total cost of the credit card loan
1 year ago
If you pay the credit card company 228.15 each month in order to pay off your credit card, and it takes you 45 months to pay it off, what is the total cost of the credit card loan? Round your answer to the nearest hundredth
1 year ago
Answers
The following answers were posted by visitors named Hinckley.