In base ten, the number 101101 (base 2) equals
If p:q = 23:56 and q:r = 34:12, find p:q:r
Express the product of 0.21 and 0.34 in standard form
Without using table, solve the equation: 8x2 = 225
If log2 3 = x, express log2 96 − 2log2 6 in terms of x
If 27(x+2) ÷ 9(x+1) = 3(2x), find x
A cinema hall contains a certain number of people. If 22 12% are children, 47 12% are men and 84 are women, find the number of men in the hall
Given that: log 2 = 0.3010, log 7 = 0.8451. Evaluate: log 112
A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?
The number 25 when converted from the tens and units base to the binary base (base two) is one of the following
If b3 = a−2 and c(13) = a(12)b, express c in terms of a
Simplify: (1681)(14) ÷ (916)−(12)
Write the decimal number 39 to base 2
If 263 + 441 = 714, what number base has been used?
A woman buys 270 oranges #1800.00 and sells at 5 for #40.00. What is her profit?
Evaluate: log2 8 + log2 16 − log2 4
Simplify: (3√64a3)−1
Simplify: 234 × 224
Convert 2710 to another number in base three
Solve for x: 8x−2 = 225
Solve for y in the equation: 10y × 5(2y−2) × 4(y−1) = 1
If x10 = 235, find x
Find the sum of 256, 526 and 436 in base 8
If log3 x2 = −8, what is x?
Calculate the simple interest on #7,500 for 8 years at 5% per annum
If log 7.5 = 0.8751, evaluate 2log 75 + log 750
Simplify: 1 − (17 × 3 12) ÷ 34
Evaluate: 16 34 + log10 0.01 − log2 64
If a student measured the lenngth of a table to be 2.30m instead of 2.50m. What was the percentage error in measuring the length of the table?
Evaluate: (212)3 − (121)3 + (222)3
If 2257 is the result of subtracting 4577 from 7056 in base n, find n
If: log81 y = 34 , find y
Simplify 1 23 + 4 14 + 1 512
Simplify: 3−(5n) / 9(1−n) × 27(n+1)
Simplify (34 of 49 + 9 12) ÷ 1 519
If a car travels 120km on 45 litres of petrol, how much petrol is needed for a journey of 600km?
If 9(2x−1) / 27(x+1) = 1, find the value of x
If log3 18 + log3 3 − log3 x = 3, find x
